Answer:
(-5,4) and (1,6) are cordanites on a graph 1st square is ++ 2nd is +- 3rd is -- and 4th is -+
Step-by-step explanation:
If Amal can maintain that pace, how long will it take him to run 1 mile?
The time it would take Amal to run 1 mile if he maintains the pace is 12 minutes
From the question, we are to determine how long it would take Amal to run 1 mile
From the given information,
Amal can run 1\8 mile in 1 1\2 minutes.
First, we will calculate Amal's speed
Using the formula,
Speed = Distance/ Time
Then,
Amal's speed = 1/8 ÷ 1 1/2
Amal's speed = 1/8 ÷ 3/2
Amal's speed = 1/8 × 2/3
Amal's speed =1/12 miles/minute
Now, we will determine how long it would take him to run 1 mile
Time = Distance/ Speed
Time = 1 ÷ 1/12
Time = 1 × 12/1
Time = 12 minutes
Hence, the time it would take Amal to run 1 mile if he maintains the pace is 12 minutes
Here is the complete question:
Amal can run 1\8 mile in 1 1\2 minutes. If Amal can maintain that pace, how long will it take him to run 1 mile.
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I'll give you brainlist if u help :)A certain culture of yeast increases by 50% every three hours. A scientist places 9 grams of the yeast on a culture dish. write the explicit and recursive formulas for the geometric sequences formed by the growth of the yeast.
Answer:
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Answer:
plz mark me as a brainelist
hope it helps you
if the volume of a ball is 32,490 cubic millimeters, what is the volume of the ball in cubic centimeters?
The volume of ball is 32.49 cubic centimeter.
What is volume ?
Every three-dimensional item takes up space in some way. The volume of this area is what is used to describe it. The area occupied within an object's three-dimensional bounds is referred to as its volume. The object's capacity is another name for it.
Here ,
The volume of a ball = 32490 cubic millimeters
To convert into cubic millimeter into cubic centimeter by dividing by 1000, Then,
=> 32490/1000
=> 32.49 cubic centimeter.
Hence the volume of ball in cubic centimeter is 32.49 .
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find the values of the variables in the matrix calculator
Double-check the input and review the solution provided by the matrix calculator to ensure accuracy.
The matrix calculator is a useful tool for solving equations involving matrices. To find the values of the variables in the matrix calculator, follow these steps:
1. Enter the coefficients of the variables and the constant terms into the calculator. For example, if you have the equation 2x + 3y = 10, enter the coefficients 2 and 3, and the constant term 10.
2. Select the appropriate operations for solving the equation. The calculator will provide options such as Gaussian elimination, inverse matrix, or Cramer's rule. Choose the method that suits your equation.
3. Perform the selected operation to solve the equation. The calculator will display the values of the variables based on the solution method. For instance, Gaussian elimination will show the values of x and y.
4. Check the solution for consistency. Substitute the obtained values back into the original equation to ensure they satisfy the equation. If they do, you have found the correct values of the variables.Remember to double-check the input and review the solution provided by the matrix calculator to ensure accuracy.
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write an equation to represnt the distance d, in kilometers, of each bird after thours
The equation is given as follows:
d = 50t.
What is the relation between velocity, distance and time?Velocity is given by the change in the distance divided by the change in the time, hence the following equation is built to model the relationship between these three variables:
v = d/t.
The bird can fly 400 kilometers in 8 hours, hence the velocity is given as follows:
v = 400/8
v = 50 km/h.
Then the equation is given as follows:
d = vt
d = 50t.
Missing InformationThe complete problem is:
"An albatross is a large bird that can fly 400 kilometers in 8 hours at a constant speed. Write an equation to represent the distance d, in kilometers, of each bird after t hours".
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A football field is about 100 m long.
One of the players can run the full
distance in 25 seconds. How fast was
the player running?
Answer:
The player is running about 4 yards a second
Step-by-step explanation:
Answer:
2.5m a second
Step-by-step explanation:
Mary and John’s bill at a restaurant is $20.00. How much money should they leave as a tip if they plan to tip 15%?
ANSWER: For percents,this is always done by simply dividing the percent (in this case 15%) by 100%. So, the conversational term "15%" becomes 15% / 100% = 0.15 in terms of a real mathematical number. 0.15 x $20.00=$3.00. So, the amount of tip you are going to leave is $3.00
Leave a tip of $3.00 on a $20.00 bill is an appropriate gesture for a 15% tip based on appropriate percentage.
Leaving a tip for good service at a restaurant is a common practice, and it shows appreciation and respect for the hard work of the staff. Mary and John's bill at a restaurant is $20.00, and they plan to leave a 15% tip for the server based on percentage.
To calculate the tip amount, we need to convert the percentage into a decimal form by dividing it by 100. Therefore, 15% becomes 0.15 in decimal form. Multiplying this decimal value by the total bill amount of $20.00 gives us the tip amount, which is $3.00.
It is important to note that while tipping is a customary practice, it is not mandatory. The amount of the tip is also subjective and may depend on various factors such as the quality of service, the atmosphere of the restaurant, and the level of satisfaction of the customer. However, a general rule of thumb for good service is to leave a tip of 15% to 20% of the total bill amount.
In conclusion, a $3 tip on a $20 note is a suitable gesture for a 15% tip. It is a modest gesture to thank the server for their hard work and recognize their efforts in making the dining experience enjoyable.
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Complete Question: Mrs. Johnson wishes to leave a 15% tip on a $100 bill at the restaurant. How much money should she leave behind, roughly?
About $5.00 Brought to you by A
B. roughly $15.00 C. roughly $20.00
If x² is =169, what is x-5?
Answer:
\(\sqrt{169}=13\)
\(13-5=8\)
What is the average of
−
2
,
5
,
3
,
−
4
,
8
?
Answer:
≈ 4 , 86
Step-by-step explanation:
Explanation:
If you want to find the average of a set of numbers, you have to add up all the numbers and divide by how many numbers there are in your set.
For example if you want to find the average between
4
,
5
,
6
,
you will have to add up
4
,
5
,
6
=
15
and divide by
3
, since you have 3 numbers.
You have 7 numbers, that are
8
,
7
,
7
,
5
,
3
,
2
,
2
The sum of them are 34
34
7
≈
4.86
Consider the table representing a rational function. Which equation could represent a vertical asymptote of the graph of the function?
Rounding to the nearest 10th, the surface area of the cylinder is approximately 219.8 square millimeters.
How To find the surface area of a cylinder?To find the surface area of a cylinder, you need to add the area of the top and bottom circles to the area of the curved side.
The formula for the surface area of a cylinder is:
SA = 2πr² + 2πrh
where r is the radius of the circular base, h is the height of the cylinder, and π (pi) is approximately equal to 3.14.
First, we need to find the radius of the circular base. The length of the cylinder is given as 10mm, which is twice the radius (since the diameter is equal to the length). So, the radius is:
r = length/2 = 10mm/2 = 5mm
The height of the cylinder is given as 2mm. Now we can substitute the values into the formula:
SA = 2πr² + 2πrh
SA = 2 x 3.14 x 5² + 2 x 3.14 x 5 x 2
SA = 157 + 62.8
SA = 219.8
Rounding to the nearest 10th, the surface area of the cylinder is approximately 219.8 square millimeters.
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A candy store uses 10. 3 grams of sugar each hour. How many grams of sugar will the store use in 10 hours?
The candy store will use 103 grams of sugar in 10 hours.
To find out how many grams of sugar the store will use in 10 hours, we can simply multiply the amount of sugar used in one hour (10.3 grams) by the number of hours (10).
To solve the problem, we use a simple multiplication formula: the amount used per hour (10.3 grams) multiplied by the number of hours (10) to find the total amount of sugar used in 10 hours.
We can interpret this problem using a rate equation: the rate of sugar usage is 10.3 grams/hour, and the time period is 10 hours. Multiplying the rate by the time gives the total amount of sugar used.
So the calculation would be:
10.3 grams/hour x 10 hours = 103 grams
Therefore, the candy store will use 103 grams of sugar in 10 hours.
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A bag of kibble and 4 cans of cat food cost $8.40. The kibble
costs $6. Use the equation 4x+6= 8.40 to find x, the cost of
one can of cat food.
$0.65
B $0.60
$0.30
$0.70
3x + 2 = 11 what is x?
Answer:
x = 3
Step-by-step explanation:
3x + 2 = 11
-2 -2
3x = 9
÷3 ÷3
x = 3
Answer:
x=3
Step-by-step explanation:
3x+2=11
3x=11-2
3x=9
x=9/3
x=3
need help with this one also
Answer:
scale factor 3 is the answer.
Step-by-step explanation:
Length = 18 in
Breadth = 3 in
height = 10 in
Volume of cuboid = l × b × h
V = 18 × 3 × 10
V = 540 in³
540 in³ is the original volume. The volume needs to be tripled, so multiply the original volume with 3
V = 540 × 3 = 1620 in³
∴ 1620 in³ will be the new volume if it's tripled and the scale factor is 3.
how many bit strings of length 8 start with a 11 or end with 000? (you do not need to compute the final value. you just need to write down the combination, e.g., x^a y^b)
There are 92 bit strings of length 8 that start with a 11 or end with 000.
We can solve this problem using the principle of inclusion-exclusion. Let A be the set of bit strings of length 8 that start with 11, and let B be the set of bit strings of length 8 that end with 000. We want to find the size of the union of A and B.
The number of bit strings of length 8 that start with 11 is 2^6, since there are 6 remaining bits that can be either 0 or 1. The number of bit strings of length 8 that end with 000 is also 2^5, since there are 5 remaining bits that can be either 0 or 1.
However, we have counted the bit strings that both start with 11 and end with 000 twice. To correct for this, we need to subtract the number of bit strings of length 8 that start with 11000, which is 2^2.
Therefore, the number of bit strings of length 8 that start with a 11 or end with 000 is:
|A ∪ B| = |A| + |B| - |A ∩ B|
= 2^6 + 2^5 - 2^2
= 64 + 32 - 4
= 92
So there are 92 bit strings of length 8 that start with a 11 or end with 000.
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There are 88 bit strings of length 8 that start with "11" or end with "000."
To determine the number of bit strings of length 8 that start with "11" or end with "000," we can use the principle of inclusion-exclusion.
Let's consider the two conditions separately:
Bit strings that start with "11":
In this case, the first two bits are fixed as "11." The remaining 6 bits can be either 0 or 1, giving us 2^6 = 64 possibilities.
Bit strings that end with "000":
Similarly, the last three bits are fixed as "000." The first 5 bits can be either 0 or 1, resulting in 2^5 = 32 possibilities.
However, we have counted some bit strings twice because they satisfy both conditions (start with "11" and end with "000"). These bit strings have a length of at least 5 (3 bits in the middle), and there are 2^3 = 8 possibilities for these middle bits.
By using the principle of inclusion-exclusion, we can compute the total number of bit strings satisfying either condition as follows:
Total = Bit strings starting with "11" + Bit strings ending with "000" - Bit strings satisfying both conditions
= 64 + 32 - 8
= 88
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4.17x−1.32)+(−7.6x+3.54)
Responses
−3.43x+2.22
negatvie 3.43 x plus 2.22
7.71x−8.92
7.71 x minus 8.92
11.77x + 4.86
11.77, x, + 4.86
2.85x−4.06
The value of the expression (4.17x−1.32)+(−7.6x+3.54) is A. −3.43x+2.22 or negative 3.43 x plus 2.22
What are expressions?Expressions are used in Mathematics to illustrate the relationship between the variables.
The expression is given as:
(4.17x−1.32)+(−7.6x+3.54)
Open the parentheses and collect like terms
4.17x - 7.6x - 1.32 + 3.54
-3.43x + 2.22
Therefore, the correct option is A.
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Ayudaaaaaaaaaaaaaaaaaaaaaaaaaaa plz xd
Answer:
e = 3
Step-by-step explanation:
is what my brother said
if its right can i maybe have brainliest because i am trying so so hard to level up
Enter an inequality that represents the graph in the box.
Graph of a linear inequality on a coordinate plane. The horizontal x-axis ranges from negative 8 to 8 in increments of 2. The vertical y-axis ranges from negative 8 to 8 in increments of 2. A dashed line passes through begin ordered pair 0 comma 6 end ordered pair and begin ordered pair 2 comma 0 end ordered pair. The region above the dashed line is shaded.
Answer:
i think it is 80 i might be wrong
Step-by-step explanation:
Answer:
y > -3x + 6
Step-by-step explanation:
The answer for sure is y > -3x +6
in a binomial experiment, the number of successes can never exceed the number of trials. true/false
Answer:
True
Step-by-step explanation:
An expected value is another term for the mean of a probability distribution. The number of successes in a binomial experiment must range from zero to n. In a binomial experiment, the number of successes can never exceed the number of trials. The probability of a success must exceed the probability of a failure.
What is the amplitude of y = 4 sin 3x ?
Answer:
4
Step-by-step explanation:
y = 4 sin (3x)
The amplitude is the coefficient in front of sin
4 is the amplitude
On Main Street in Springfield, the first house is numbered 13, and each house number is 4 more than the house right before it. Jenny lives in the last house on the street. Her house number is 221. How many houses are on Main Street?
Based on the number of the first house and the numbering style, the number of houses on Main Street is 52 houses.
The first house is numbered 13 and the last is 221.
The first step would be to find the difference between these two houses:
= 221 - 13
= 208
To find the number of houses, you should divide this difference by the difference between the numbering of each house:
= 208 / 4
= 52 houses
In conclusion, the number of houses is 52.
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Using the Pigeon Hole Principle, prove that there exists a positive integer n so that (44^n) - 1 is divisible by 7.
The Pigeon Hole Principle states that if there are more objects than containers, then at least one container must contain more than one object. To prove the given statement, we must demonstrate that there exists a positive integer n so that (44^n) - 1 is divisible by 7.
To begin, let's consider the numbers 44^1, 44^2, 44^3, 44^4, and so on. As these numbers are all positive integers, they can be considered as a set of objects. Now, consider the numbers 7, 14, 21, 28, and so on. These can be considered as containers, each one containing one object from the above set.
Since 44^1 is 7, the first container is filled. Furthermore, 44^2 is equal to 7 x (44^1) + 7. Thus, the second container is filled. Similarly, the third container is filled since 44^3 is equal to 7 x (44^2) + 7. This pattern continues, with the nth container being filled with (44^n) - 1.
Therefore, there exists a positive integer n so that (44^n) - 1 is divisible by 7. This satisfies the Pigeon Hole Principle and proves the statement.
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Two lines extend from point S to create a right angle. The vertical line extends from point S through point R. The horizontal line extends right from point S through point T. A third line extends right and up from point S through point U. Which is the endpoint of a ray? point R point S point T point U
Answer:
Option R
Step-by-step explanation:
The point S is the end point of ray.
What is line?
A line has length but no width, making it a one-dimensional figure. A line is made up of a collection of points that can be stretched indefinitely in opposing directions. Two points in a two-dimensional plane determine it.
According to the given information,
A ray's endpoint is a single point that denotes the conclusion of a line segment. In this instance, only one of the three lines that extend from point S contains a ray's terminus.
We must comprehend a ray's qualities in order to establish which location is the endpoint of a ray.
A ray originates at a single place and travels in one direction indefinitely. The beginning of the line segment is the endpoint of a ray.
We can see from the provided lines that the vertical line runs from point S via point R. Since it doesn't go on forever in one direction, this is not a ray example.
Similar to the vertical line,
The horizontal line also extends from point S through point T,
But it does not go on forever.
The third line is a ray because it is infinitely long in one direction and extends right and up from point S via point U.
Therefore, point S, the beginning of the line, is the endpoint of this ray.
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first correct answer will get brainiest!!
On the first play of a football game, the Tigers moved backwards 5 yards. On the second play, the Tigers moved forward 10 yards. On the third play, they moved forward 10 yards. What is the total gain or lost in the three plays?
Answer:
they moved forward 15 yards
Step-by-step explanation:
Suppose that the prevalence of a certain type of tree allergy is 0.15 in the general population. If 100 people randomly chosen from this population are tested for this allergy, what is the probability that exactly 15 of them will have this allergy?
Please write your answer as a decimal, precise to at least four decimal places.
Answer:0.0906
Step-by-step explanation:
Given that the prevalence of a certain type of tree allergy is 0.26 in the general population
X- the no of persons having tree allergy is binomial since each persons is independent of the other and there are two outcomes.
Here n = 100
Required probability = the probability that exactly 26 of them will have this allergy
(d)
Most of the kinetic energy of the diver is transferred to the water.
How does this affect the thermal energy of the water?
Tick (✓) one box.
The thermal energy decreases.
The thermal energy stays the same.
The thermal energy increases.
Most of the kinetic energy of the water is transferred into the water, then the thermal energy will increase. Hence, option C is correct.
What is kinetic energy?Kinetic energy is the term used in physics to describe the force that a moving item has. It is described as the amount of effort necessary to accelerate anybody with a particular mass from rest to a given velocity. Except variations in speed, the body retains the kinetic energy it gains during acceleration.
The body uses exactly the same amount of energy when slowing down from its current rate to a state of rest. Formally, kinetic energy refers to any term in a system's Lagrangian that has a derivative with respect to time.
As per the given information in the question,
When the kinetic energy of the diver is transferred into the water, the thermal energy will increase.
The entity's thermal energy grows as the average kinetic energies of its particles rise. As a result, an object's thermal energy rises as its temperature does.
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PLEASE HELP ME ASAP PLEASE.
Answer:
See below
Step-by-step explanation:
g (h(6)) :
h (6) = 3 ( 6^2) + 2 = 110
then g (110) = sqrt (110)
h (g(5))
g(5) = sqrt 5
then h( sqrt5) = 3 ( sqrt5)^2 + 2 = 17
1. If a square-thread screw having a major diameter of 19 mm and six threads per 25. 4mm is used to lift a load of 17. 80 KN, compute the efficiency of the power screw in raising the load. Use a coefficient of friction of 0. 20
The efficiency of the power screw in raising the load is approximately 6976%.
The efficiency of a power screw can be calculated using the formula: Efficiency = (Ideal Mechanical Advantage / Actual Mechanical Advantage) x 100% To find the Ideal Mechanical Advantage (IMA) of the screw, we can use the formula:
IMA = (π / tan(α)) x (π / 2) x (D / P)
Where: π is the mathematical constant pi (approximately 3.14159) tan(α) is the coefficient of friction (given as 0.20) D is the major diameter of the screw (given as 19 mm) P is the pitch of the screw, which can be calculated as (25.4 mm / number of threads per inch) First, let's calculate the pitch: Number of threads per inch = 6
Pitch = 25.4 mm / 6 = 4.23 mm (approximately)
Now, we can substitute the values into the formula to find IMA:
IMA = (π / tan(α)) x (π / 2) x (19 mm / 4.23 mm)
Using the given coefficient of friction, we have:
IMA = (π / 0.20) x (π / 2) x (19 mm / 4.23 mm)
Simplifying the equation, we get:
IMA = 9.87 x 1.57 x 4.49
Calculating IMA, we find:
IMA ≈ 69.76
Now, we need to find the Actual Mechanical Advantage (AMA), which can be calculated using the formula:
AMA = Load / Effort
Where:
Load is the weight being lifted (given as 17.80 kN)
Effort is the force applied to turn the screw
Since the screw is being used to lift the load, the Effort is equal to the load.
AMA = 17.80 kin / 17.80 kin
AMA = 1
Now, we can calculate the efficiency using the formula:
Efficiency = (IMA / AMA) x 100%
Efficiency = (69.76 / 1) x 100%
Efficiency ≈ 6976%
The efficiency of the power screw in raising the load is approximately 6976%.
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Need help plssssss fast hurry plsss
Answer:
50 ft2
Step-by-step explanation:
im not sure if this is right but this is what i got when i worked it out
Answer: \(150ft^2\)
Step-by-step explanation:
length: \(7\frac{1}{2}in\) Convert to an improper fraction. \(\frac{7*2+1}{2}=\frac{15}{2}\)
width: \(5 in\)
\(Formula: A=w*l\)
\(A=(5in)(\frac{15}{2}in)\\A=\frac{75}{2}in^2\)
Convert to ft. I assume your conversion factor is \(\frac{1}{2}in. : 1ft\). However, the unit we need is squared. Square both sides.
\((\frac{1}{2}in.)^2 : (1ft)^2\)
\(\frac{1}{4}in^2 : 1ft^2\)
Convert.
\(\frac{75}{2}in^2(\frac{1ft^2}{\frac{1}{4}in^2 } )=\)
Invert the fraction in the denominator and multiply it by the numerator.
\(\frac{75}{2}in^2*1ft^2*4in^-^2=75*2ft^2=150ft^2\)
question content area top part 1 a model of a tractor-trailer is shaped like a rectangular prism and has a width of in., a length of in., and a height of in.. the scale of the model is 1 : 33. how many times the volume of the model is the volume of the actual tractor-trailer?
The volume of the actual tractor-trailer is 30,249,612 cubic inches.The actual tractor-trailer is 331 times larger than the model.
The volume of a rectangular prism can be found by multiplying its length, width, and height.
Given that the model of the tractor-trailer has a width of 33 inches, a length of 77 inches, and a height of 44 inches, we can calculate its volume using the formula:
Volume of the model = length × width × height
Substituting the given values, we have:
Volume of the model = 77 in × 33 in × 44 in
Simplifying the expression, we get:
Volume of the model = 91,452 in³
The scale of the model is given as 1 font size decreased by 10:33, which can be written as 331:33. This means that the actual tractor-trailer is 331 times larger than the model.
To find the volume of the actual tractor-trailer, we can multiply the volume of the model by the scale factor:
Volume of the actual tractor-trailer = Volume of the model × scale factor
Substituting the values, we have:
Volume of the actual tractor-trailer = 91,452 in³ × 331
Calculating this expression, we find:
Volume of the actual tractor-trailer = 30,249,612 in³
Therefore, the volume of the actual tractor-trailer is 30,249,612 cubic inches.
Complete question:
A model of a tractor-trailer is shaped like a rectangular prism and has a width of 33 in., a length of 77 in., and a height of 44 in.. The scale of the model is 1 font size decreased by 10 : font size decreased by 10 331 : 33.
How many times the volume of the model is the volume of the actual tractor-trailer?
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