Answer:
C. Your time will increase
Step-by-step explanation:
Since r= d/t, then if you increase d, t will decrease since r is staying the same
what is the volume of the cylinder below height 15 radius 11
Answer:
πr^2 h
π(11)^2 (15)
= 1815π or = 5701
Which table of ordered pairs represents a proportional relationship?
Whoever answers correctly and first-will be marked brainiest :)
Kate ordered a set of beads. She received 40 beads in all. 12 of the beads were blue. What percentage of the beads were blue?
Answer Qucikly
Answer: 30%
Step-by-step explanation:
12/40 = 3/10 = 0.30
0.30*100 = 30%
URGENT PLEASE HELP The perimeter of AJKL is 106. Find the length of
midsegment ST.
J
5x +7
S
3x +3
4x-1
(not drawn to scale)
K
A
17
B
15
16
D
18
Answer:
16
Step-by-step explanation:
3x+3+3x+3+5x+7+4x-1+4x-1=106
19x+11=106
19x=95
x=5
JL=5(5)+7=32
ST=1/2 of JL = 1/2 of 32 = 16
The length of midsegment ST will be 6. The perimeter of the triangle is given.
What is perimeter?It's the sum of length of the sides used to make the given figure.
The perimeter of AJKL is 106;
⇒KS+SJ+JL+LT+TK=106
⇒3x+3+3x+3+5x+7+4x-1+4x-1=106
⇒19x+11=106
⇒19x=95
⇒x=5
The side JL is obtained by,x=5
JL=5x+7
JL=5×(5)+7
JL=32
The side ST is obtained
ST=(1/2)×JL
ST= 1/2 of 32
ST = 16
Hence, the length of midsegment ST will be 16.
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Carlita saw 5 times as many robins as cardinals while bird watching. She saw a total of 48 birds.
How many more robins did she see than cardinals? Enter the numbers to complete the equation and solve.
Answer:
42 more
Step-by-step explanation:
Let carlita saw x and cardinals saw y robins.
According to question,
x=5y....(1)
and
x+y=48...(2)
Put the value of x from equation (1) in equation (2)
So,
5y+y=48
6y=48
y=8
Put y = 8 in equation (1).
x=5(8) = 40
Hence, Carlita see 42 more robins than Cardinals.
Find the surface area of the sphere.
Formulas for Spheres
S.A. = 4
V = for S.A. = [?] cm2
Round to the nearest tenth.
PLEASE HELP !
links will be reported.
Answer:
201.1 cm ^2 ( in
acellus )
Step-by-step explanation:
The surface area the sphere is 64π cm².
SphereA sphere is a three-dimensional equivalent of a two-dimensional circle. A sphere is a collection of points in three-dimensional space that are all the same distance r from a particular point. hat given point is the center of the sphere, and r is the sphere's radius
Surface area: 4πr²
How to determine the surface area of the sphere?Given the radius of the sphere is 4 cm.
then apply the formula
surface area = 4π(4)²
= 4π(16)
= 64π cm²
Hence the surface area is 64π cm².
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What is the least comon multiple of 3, 17, and 51?
Answer:
The least common multiple of 3, 17, and 51 is 51
Step-by-step explanation:
The LCM is the smallest positive number that all of the numbers divide into evenly.
STEP 1: List the prime factors of each number.
STEP 2: Multiply each factor the greatest number of times it occurs in either number.
Since 3 has no factors besides 1 and 3.
3 is a prime number
Since 17 has no factors besides 1 and 17.
17 is a prime number
51 has factors of 3 and 17.
3⋅17
Multiply 3 by 17.
51
Please help this is for a quiz!
A baby weighed only 14.4 ounces at birth. How much lighter was she than an average baby, who weighs about 7lbs 8 ounces?
The baby is 105.6 ounces or 6.96 pounds lighter than an average baby.
What is weight ?Weight is the measurement of Gravitational force on an object. It can be zero as in the space.
We are given in the question that A baby weighed only 14.4 ounces at birth the weight of an average baby is 7lb 8 ounces.
1 lb = 16 ounce
Therefore an average baby weight = 7 x 16 + 8 = 120 ounces
The baby weight is just 14.4 ounces
Hence, the baby is 120 - 14.4 = 105.6 ounces lighter than an average baby.
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what number is 11 less than the other number if there's some is increased by 8 the result is 71 find the numbers
Answer:
26,37
Step-by-step explanation:
m=n-11
m-n=-11-------(1)
m+n+8=71--------(2)
(1)+(2)
(m-n)+(m+n+8)=-11+71
m-n+m+n+8=-11+71
2m+8=60
2m=52
m=26
by substitute in (1)
26-n=-11
-n=-11-26
n=37
Express the following as an algebraic function of x.sin(arctan(2x) - arccos(2x))
In the case of a right triangle
\(\tan (\theta)=\frac{O}{A},\cos \theta=\frac{A}{H}\)Then,
\(\begin{gathered} \Rightarrow\theta=\arctan (\frac{O}{A}) \\ \text{and} \\ \theta=\arccos (\frac{A}{H}) \end{gathered}\)Therefore, in a diagram,
Horacio is solving the equation-3/4 + 2/5x = 7/20x -1/2. Which equation represents possible ways to begin solving for x?
The equation of the possible way to begin solving for x is 2/5x - 7/20x = 3/4 - 1/2
Which equation represents possible ways to begin solving for x?From the question, we have the following parameters that can be used in our computation:
-3/4 + 2/5x = 7/20x -1/2
The first step is to collect the like terms
So, we have
2/5x - 7/20x = 3/4 - 1/2
This represents an equation of the possible way to begin solving for x
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A farmer owns a total of 8 4/5 acres of land. The land is separated into 4 equally sized sections. How many acres are in each section?
Write your answer as a mixed number or simplest form
Answer:
2 1/5
Step-by-step explanation:
8 4/5=44/5
(44/5)/(4)=(44/5)*(1/4)
(44/5)*(1/4)=44/20
44/20=2 1/5
Find the length of side x in simplest radical form with a rational denominator.60X30°4
To get x
\(\begin{gathered} \sin \text{ 60 =}\frac{4}{x} \\ \sin 60=\frac{\sqrt[]{3}}{2}\text{ } \\ \frac{\sqrt[]{3}}{2}=\text{ }\frac{4}{x} \\ \\ \Rightarrow To\det x,crossmultiply\text{ } \\ x\text{ = }\frac{8}{\sqrt[]{3}} \\ x\text{ = }\frac{8}{\sqrt[]{3}\text{ }}\text{ x}\frac{\sqrt[]{3}}{\sqrt[]{3}} \\ x\text{ = }\frac{8\sqrt[]{3}}{3} \end{gathered}\)20 people fit comfortably in a 10 feet by 10 feet area. Use this value to estimate the size of a crowd that
is 12 feet deep on ONE side of the street along a 1 mile section of a parade route.
Answer:
1267 people
Step-by-step explanation:
The area of the 10 feet by 10 feet square is 100 square feet. If 20 people fit comfortably in this area, we can use this information to estimate the number of people in a larger area.
Since we know that 20 people fit in 100 square feet, we can calculate how many people would fit in a larger area by multiplying the number of square feet by 20.
A 1 mile section of a parade route is approximately 5280 feet long and 12 feet deep (on one side of the street). Therefore, the area that the crowd is occupying is approximately 5280*12 = 63,360 square feet.
So, the number of people that would fit in this area would be approximately:
63,360 square feet * 20 people/100 square feet = 1267.2 people.
So we can estimate that 1267 people will comfortably fit in a 1 mile section of a parade route that is 12 feet deep on one side of the street.
Answer:
389 people
Step-by-step explanation:
Step 1 we convert 1500 inches to feet
What is the solution set for this inequality? -6x + 38 > -9
Answer:
x<47/6
Step-by-step explanation:
-6x + 38 > -9
Subtract 38 from both sides;
-6x+38-38>-9-38
Simplify:
-6x>-47
Multiply both sides by (-1) ( reverse the inequality)
(-6x)(-1)<(-47)(-1)
Simplify;
6x<47
Divide both sides by 6
6x/6=47/6
Simplify;
x<47/6
Answered by NONE other than the ONE & ONLY #QUEEN herself aka #DRIPPQUEENMO!!!
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A scale drawing of a rectangle painting is 12 inches long and 8 inches tall. The actual painting is 12 feet tall. What is the scale of the drawing? What is the perimeter of the actual painting? What is the area of the actual painting?
Answer:
x = 18
Step-by-step explanation:
\(\frac{8}{12} = \frac{12}{x}\)
then cross-multiply8x = 12 * 12
8x = 144
\(\frac{8x}{8} = \frac{144}{8}\)
x = 18
I need helping finding the equation of the ellipse please.
Turn me into a superhero
List the perfect squares between the numbers 10 and 25
Answer:
Hey!! This isnt my best subject but this is my answer based on what I remember from my classes :)
Perfect squares between 10 and 25:
100, 121, 144, 169, 196, 225, 256, 289, 324, 361, 400, 441, 484, 529, 576, 625.
Step-by-step explanation:
(The first and last numbers are the perfect square things for 10 and 25. Sorry if I'm wrong!! <3
A circle has a diameter of 24 in what is the circumference pi is 3.14
Answer:
The circumference of a circle is calculated using the formula: C = πd, where C represents the circumference and d represents the diameter of the circle.
In this case, the diameter of the circle is given as 24 inches.
Using the formula, we can substitute the values:
C = πd
C = 3.14 * 24
C ≈ 75.36 inches
Therefore, the circumference of a circle with a diameter of 24 inches (and using π = 3.14) is approximately 75.36 inches.
Step-by-step explanation:
A consultant advises the owners of a phone company that their profit
p each month car-be modeled by
p(x) = -50x2 + 3500x - 2500
The variable x is the average cost that a customer is charged. What
range of costs will bring in a profit of at least $40,000?
Answer:
$15.63 ≤ x ≤ $54.365
Step-by-step explanation:
Profit of the phone company is modeled by the equation,
p(x) = -50x² + 3500x - 2500
For the profit of at least $40000,
-50x² + 3500x - 2500 ≥ 40000
-50x² + 3500x ≥ 40000 + 2500
-50x² + 3500x ≥ 42500
-x² + 70x ≥ 850
x² - 70x + 850 ≤ 0
By quadratic formula,
x - intercept of the inequality will be,
x = \(\frac{-(-70)\pm \sqrt{(-70)^2-4(1)(850)}}{2(1)}\)
x = \(\frac{70\pm \sqrt{1500}}{2}\)
x = 15.635, 54.365
Therefore, $15.635 ≤ x ≤ $54.365 will be the range of cost for which profit will be at least $40000.
Find the greatest common factor of 14 and 16
Answer:
the answer is 2
Step-by-step explanation:
Answer:
Step-by-step explanation:
It is 2, because it is the only factor that can go with both of the numbers.
If the scores per round of golfers on the PGA tour are approximately normally distributed with mean 69.3 and standard deviation 2.58, what is the probability that a randomly chosen golfer's score is below 70 strokes
Answer:
0.6069
Step-by-step explanation:
Given an approximately normal distribution:
Z = (x - mean) / standard deviation
Mean = 69.3 ; Standard deviation = 2.58
For :
P(x < 70)
Z = (70 - 69.3) / 2.58
Z = 0.7 / 2.58
Z = 0.2713
P(Z < 0.2713) = 0.6069
The Humber Room advertises two types of entrée, meat and fish. It is known that 70% of all customers order meat, and 30% order fish. All customers are individually asked after their meals if they were satisfied with them. This survey shows that 80% of those who ordered meat and 95% of those who ordered fish were satisfied. Draw a probability tree for this problem to answer the question.
If M represents the event of ordering meat, F is the event of ordering fish, + is the event of being satisfied, and − is the event of not being satisfied, then answer the following questions:
(a) Determine the following probabilities based on the probability tree:
P(M)
P(F)
--------- Determine the conditional probabilities
(iii) P (+ M)
(iv) P (- M)
(v) P (+F)
(vi) P(-F)
(b) Write down the results of calculating the joint probabilities below:
P (M and +)
P (M and -)
P (F and +)
P (F and -)
(c) If a randomly selected customer was satisfied with his/her meal, what is the probability that the customer ordered fish?
Can someone please explain how to resolve this ?
The probability of ordering meat is 0.7 and the probability of ordering fish is 0.3.
P(+ | M) = 0.8 and P(- | M) = 0.2,
P(+ | F) = 0.95 and P(- | F) = 0.05.
P(M and +) = 0.56 and P(M and -) = 0.14,
P(F and +) = 0.285 and P(F and -) = 0.015.
C: the probability that the customer ordered fish is 0.3.
What is probability?Probability is a way to gauge how likely something is to happen. According to the probability formula, the likelihood that an event will occur is equal to the proportion of positive outcomes to all outcomes. The probability that an event will occur P(E) is equal to the ratio of favorable outcomes to total outcomes.
Given The Humber, Room advertises two types of entrée, meat and fish,
70% of all customers order meat, and 30% order fish,
M represents the event of ordering meat, F is the event of ordering fish,
probability of M and F,
p(M) = 70% = 0.7
p(F) = 30% = 0.3
and 80% of those who ordered meat and 95% of those who ordered fish were satisfied,
+ is the event of being satisfied, and − is the event of not being satisfied,
probability of satisfied customers with meat,
p(+) = 80% = 0.8
not satisfied with meat,
p(-) = 1 - 0.8 = 0.2
probability of satisfied customers with fish,
p(+) = 95% = 0.95
not satisfied with fish,
p(-) = 1 - 0.95 = 0.05
B: calculating the joint probabilities,
P (M and +) = P(M ∩ +) = p(M)*p(+)
P (M and +) = 0.7*0.8
P (M and +) = 0.56
P (M and -) = P(M ∩ -) = p(M)*p(-)
P (M and -) = 0.7*0.2 = 0.14
P (F and +) = P(F ∩ +) = p(F)*p(+)
P (F and +) = 0.3*0.95
P (F and +) = 0.285
P (F and -) = P(F ∩ -) = p(F)*p(-)
P (F and -) = 0.3*0.05
P (F and -) = 0.015
C: Determine the conditional probabilities,
P (+ | M) = P(M ∩ +)/p(M)
substitute the values
P (+ | M) = 0.56/0.7
P (+ | M) = 0.8
P (- | M) = P(M ∩ -) /p(M)
P (- | M) = 0.14/0.7
P (- | M) = 0.2
P (+ | F) = P(F ∩ +)/p(F)
substitute the values
P (+ | F) = 0.285/0.3
P (+ | F) = 0.95
P(- | F) = P(F ∩ -)/p(F)
P(- | F) = 0.015/0.3
P(- | F) = 0.05
D: If a randomly selected customer was satisfied with his/her meal, what is the probability that the customer ordered fish,
to find P (F | +) = P(F ∩ +)/p(+)
substitute the values
P(F | +) = 0.285/0.95
P (F | +) = 0.3
Hence the probabilities are as followed.
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(x-8) + (x - 2) pls
Answer:
2x - 10
Step-by-step explanation:
group like terms: (x+x) + (8 - 2)
simplify: 2x - 10
i cannot figure this out for the life of me. any help?
Find f(3) for the
piece-wise function.
f(x) =
x+1
X
if x > 0
if x ≤ 0
f(3) = [?]
Answer:
f(3) = 3 + 1 = 4
Step-by-step explanation:
Since 3 > 0, we need to focus on the part of the function where x > 0. So:
f(3) = 3 + 1 = 4.
Solve:
-8(x - 3) - 4x < 108
Step-by-step explanation:-8x+24-4x<108
108-24
-12x<84
x<7
Which is a perfect square between 100 and 144
Answer:
121 is the perfect square between 100 and 144.
Find the inequality represented by the graph.
The solution is y ≤ x -1
The inequality equation is given as y ≤ x - 1
What is an Inequality Equation?
Inequalities are the mathematical expressions in which both sides are not equal. In inequality, unlike in equations, we compare two values. The equal sign in between is replaced by less than (or less than or equal to), greater than (or greater than or equal to), or not equal to sign.
In an inequality, the two expressions are not necessarily equal which is indicated by the symbols: >, <, ≤ or ≥.
Given data ,
Let the inequality equation be represented as A
Now , the value of A is
Let the first point be P = P ( 1 , 0 )
Let the second point be Q = Q ( 0 , -1 )
The slope of the line between the points is given by
Slope m = ( y₂ - y₁ ) / ( x₂ - x₁ )
Substituting the values in the equation , we get
Slope m = ( -1 - 0 ) / ( 0 - 1 )
Slope m = 1
Now , the equation of line is y - y₁ = m ( x - x₁ )
Substituting the values in the equation , we get
y - 0 = 1 ( x - 1 )
y = x - 1
Now , the inequality equation is of the form
y ≤ x - 1
Therefore , the value of A is y ≤ x - 1
Hence , the inequality equation is y ≤ x - 1
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find the height of the building when x = 3m, y = 6m, and d = 6m
Answer:
To find the height of the building, we can use the following formula:
height = y(d-x)/x
Substituting the given values, we get:
height = 6(6-3)/3
height = 6(3)/3
height = 6 meters
Therefore, the height of the building is 6 meters.
A high school is voting on a new mascot. Lion Eagle Bee Ninth Grade 45% 32% 23% Tenth Grade 36% 40% 24% Eleventh Grade 50% 28% 22% Twelfth Grade 40% 25% 35% Match the two-way table to the segmented bar graph.
The steps to create a bar graph are explained below.
To match the two-way table to the segmented bar graph, we need to create a segmented bar graph that represents the data in the table. The table shows the percentage of students in each grade who voted for each mascot option.
Here is how we can match the two-way table to the segmented bar graph:
For the Lion mascot option, the segmented bar graph would have the largest segment for 11th grade, followed by 9th grade, 10th grade, and 12th grade.For the Eagle mascot option, the segmented bar graph would have the largest segment for 10th grade, followed by 11th grade, 9th grade, and 12th grade.For the Bee mascot option, the segmented bar graph would have the largest segment for 12th grade, followed by 9th grade, 10th grade, and 11th grade.By creating a segmented bar graph that represents the data in the two-way table, we can visually compare the percentage of students who voted for each mascot option across different grade levels.
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