Answer:
6
Step-by-step explanation:
Formula: A=wl
A=1.5*4
A=6
Evaluate. 3/4 + 1/6 / 2/5Write your answer in simplest form.
Given
\(\frac{3}{4}+\frac{1}{6}\div\frac{2}{5}\)To evaluate to its simplest form.
Explanation:
It is given that,
\(\frac{3}{4}+\frac{1}{6}\div\frac{2}{5}\)By using the rule of BODMAS,
\(\begin{gathered} \frac{3}{4}+\frac{1}{6}\div\frac{2}{5}=\frac{3}{4}+(\frac{1}{6}\times\frac{5}{2}) \\ =\frac{3}{4}+\frac{5}{12} \end{gathered}\)Taking LCM for 4 and 12 implies,
\(LCM=12\)Then,
\(\begin{gathered} \frac{3}{4}+\frac{1}{6}\div\frac{2}{5}=\frac{3}{4}+\frac{5}{12} \\ =\frac{3\times3+5}{12} \\ =\frac{9+5}{12} \\ =\frac{14}{12} \\ =\frac{7}{6} \\ =\frac{6}{6}+\frac{1}{6} \\ =1\frac{1}{6} \end{gathered}\)Hence, the simplest form is
\(1\frac{1}{6}.\)-5p = -40 solve for t
Answer:
p = 8
Step-by-step explanation:
Divide -5 to both sides
-5p = -40
5p = 40
p = 8
So p = 8
Find the area of the figure on the right.
Find the perimeter of the figure on the right.
Use 3.14 for
Please show work
The perimeter of the figure on the right is 40.26 yrd. .
What is perimeter?A perimeter is a closed path that encompasses, surrounds, or outlines either a two dimensional shape or a one-dimensional length. The perimeter of a circle or an ellipse is called its circumference. Calculating the perimeter has several practical applications.
Perimeter refers to the total outside length of an object.
here, we have,
from the given figure we get,
the radius of the circle = 6 yrd.
then, the perimeter = 2*pi* 6
= 37.68 yrd.
now, the figure is 3/4 th of the circle,
so, perimeter = 37.68 * 3/4 + 12
= 40.26 yrd.
Hence, The perimeter of the figure on the right is 40.26 yrd. .
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end-of-module Assessment task 7-1 answers.
Answer: 6
Step-by-step explanation:7 -1=6
(1 point) There were 23.7 million licensed drivers in California in 2009 and 22.76 million in 2004. Find a formula for the number, N, of licensed drivers in the US as a function of t, the number of years since 2004, assuming growth is (a) Linear N(t)
Answer:
N(t) = 0.188t + 22.76
Step-by-step explanation:
Number of licensed drivers in 2004 = 22.76 million
Number of licensed drivers in 2009 = 23.7 million
Number of licensed drivers, N as a function of t since year 2004 ;
General form of a linear function :
y = mx + c
c = intercept ; m = slope
Intercept c = value of y ; when x = 0
Here, population after uerssmmx,
Hence,
In 2004 ;
22.76 = mx + c
x = 0
22.76 = c
Number in 2009
x = number of yesrs after 2004 ; x = 2000 - 2004 = 5years
We can find the slope :
y = m*5 + 22.76
y = 23.7 in 2009
23.7 = 5m + 22.76
23.7 - 22.76 = 5m
m = 0.94 / 5
m = 0.188
Hence, the linear function can be written as :
N(t) = 0.188t + 22.76
5.4 times 2 3/4 ???????????????????????????????????????????????????
Answer: In decimal form, 14.85
Answer in fraction form: 297/20
Step-by-step explanation:
Lin rode her bike 2 miles in 10 minutes. She rode at a constant speed. How long will it take Lin to travel 20 miles?
Answer:
in 20 miles she would have taken her 100 minutes (or 1 hour and 40 mins)
Step-by-step explanation:
Divide 10 by 2 to see how many mins its takes to travel 1 mile which is 5 mins, then multiply 20 by 5 to get 100 minutes
2:10
1:5
2.5/1
your welcome
5d+1/2=d-4 section 2.04
Answer: d = -9/8
Steps: 5d + ½ = d - 4
Subtract ½ from both sides: 5d + ½ - ½ = d - 4 - ½
Simplify: 5d = d - 9/2
Subtract d from both sides: 5d - d = d - 9/2 - d
Simplify: 4d = -9/2 ÷ 4
Simplify: d = -9/8
PLz mark brainliest:)
I Need Help please!!
Slope of one of the dotted lines:
Slope of the line of reflection:
Answer:
see explanation
Step-by-step explanation:
calculate slope m using the slope formula
m = \(\frac{y_{2}-y_{1} }{x_{2}-x_{1} }\)
consider the middle dotted line
with
(x₁, y₁ ) = (- 5, - 3) and (x₂, y₂ ) = (6, 8) ← 2 points on the line
m = \(\frac{8-(-3)}{6-(-5)}\) = \(\frac{8+3}{6+5}\) = \(\frac{11}{11}\) = 1
consider the line of reflection ( the solid line )
with
(x₁, y₁ ) = (0, 3) and (x₂, y₂ ) = (- 1, 4) ← 2 points on the line
m = \(\frac{4-3}{-1-0}\) = \(\frac{1}{-1}\) = - 1
Consider the triangle shown below where m∠B=78∘, a=35.9 cm, and c=31.2 cm.Use the Law of Cosines to determine the value of x (the length of ACin cm).x=
Applying the law of cosines we have
\(b^2=a^2+c^2-2(a)(c)\cos (B)\)substitute the given values
\(\begin{gathered} x^2=35.9^2+31.2^2-2(35.9)(31.2)\cos (78^o) \\ x^2=1,796.49 \\ x=42.4\text{ cm} \end{gathered}\)Use the two given functions to write y as a function of x.
y = -3a + 3, a = -5x + 1
Answer:
Step-by-step explanation:
To write y as a function of x using the given functions, we can substitute the value of "a" in the first equation with the expression "-5x + 1" from the second equation.
Given:
y = -3a + 3
a = -5x + 1
Substituting the value of "a" in the first equation:
y = -3(-5x + 1) + 3
Now, let's simplify this expression:
y = 15x - 3 + 3
y = 15x
Therefore, y can be expressed as a function of x as:
y = 15x
a wireless network predicts that sales will increase 110% this upcoming year. if the sales are projected to be $16000 in the future, what are they in the past?
A 1600
B 7619
C 14400
D 14545
SHOW WORK
Answer:
Step-by-step explanation:
14545
Make a basic proportion
16,000/x=110/100
Cross multiply
1,600,000=110x
Divide
x=14545
What’s the Question? Selena ran farther than
Manny.
If Selena ran x miles and manny ran y miles, who ran more miles
x=any number
y=any number smaller than x
Lara grows apples in her orchard and sells them at the weekly farmer's market. Each week, she sells the apples for a different price and records the number of apples sold. The scatter plict below
shows the price of one apple and the number of apples that were sold. A line of best fit for these data points, the equation y=-z+32, is also shown on the plot
Apples Number of Apples Sold
Find the value of x in the parallelogram
The value of x in the parallelogram is 112°.
In a parallelogram, adjacent angles are always supplementary. This means that the sum of two adjacent angles in a parallelogram is always 180 degrees.
To understand this concept, let's consider a parallelogram ABCD. The opposite sides of a parallelogram are parallel and equal in length, and the opposite angles are congruent. Adjacent angles are those that share a side. Let's say angle A and angle B are adjacent angles in the parallelogram.
Since opposite angles of a parallelogram are congruent, we have angle A is congruent to angle C, and angle B is congruent to angle D.
Now, let's consider angle A and angle B. The sum of angle A and angle B is equal to the sum of angle C and angle D because opposite angles are congruent.
Therefore, we can conclude that angle A + angle B = angle C + angle D = 180 degrees.
This property holds true for all parallelograms. So, in any parallelogram, the adjacent angles are always supplementary, meaning their sum is 180 degrees.
For the given question, we know x° + 68° = 180°.
Then x° = 180° - 68°
x° = 112°
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The fish population of Lake Collins is decreasing at a rate of 4% per year. In 2003 there were about 1,500
fish. Write an exponential decay function to model this situation. Then find the population in 2009.
The exponential decay function to model this situation is P(t) = 1500(0.96)^t
How to determine the exponential decay function to model this situationFrom the question, we have the following parameters that can be used in our computation:
Initial population = 1500
Rate = 4% per year decreasing
Using the above as a guide, we have the following:
P(t) = Initial population * (1 - Rate)^t
So, we have
P(t) = 1500(1 - 4%)^t
P(t) = 1500(0.96)^t
In 2009, we have
y = 6
So, we have
P(6) = 1500(0.96)^6
P(6) = 1174
Hence, the population is 1174 in 2009
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You have found the following ages (in years) of 4 tigers. The tigers are randomly selected from the 31 tigers
at your local zoo:
22, 13, 18, 16
Based on your sample, what is the average age of the tigers? What is the estimated variance of the ages?
You may round your answers to the nearest tenth.
Average age:
years old
Variance:
years
The average number is 17.25. The variance is 14.24.
What are the mean and variance?Variance is the anticipated squared variation of a random variable from its population mean or sample mean in probability theory and statistics. Variance is a measure of dispersion, or how far apart from the mean a group of data is from one another.
Given that the tigers are randomly selected from the 31 tigers at your local zoo:
22, 13, 18, 16
Mean = ( 22 + 13 + 18 + 16 ) / 4
Mean = 17.25
Variance = ∑(x - xm ) / n - 1
Variance = [( 22 - 17.25)² + ( 13 - 17.25 )² + ( 18 - 17.25 )² + ( 16 - 17.25 )²] / 4 - 1
Variance = ( 18.06 + 0.5625 + 1.5625 +22.56) / 3
Variance = 14.24
Therefore, the average number is 17.25. The variance is 14.24.
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Each of these extreme value problems has a solution with both a maximum value and a minimum value. Use Lagrange multipliers to find the extreme values of the function subject to the given constraint.
(a) f (x, y) = x^2 - y^2; x^2 + y^2 = 1
Max of 1 at (plusminus 1, 0), min of - 1 at (0, plusminus l)
(b) f (x, y) = 3x + y; x^2 + y^2 = 10
Max of 10 at (3, 1), min of - 10 at (- 3, - 1)
(c) f (x, y) = xy; 4x^2 + y^2 = 8
Max of 2 at plusminus (1, 2), min of - 2 at plusminus (l, - 2)
Answer:
a) f(x,y) = - 1 minimum at P ( 0 ; -1 )
b) f (x,y) = 10 maximum at P ( 3 , 1 ) and f (x,y) = - 10 minimum at Q ( - 3 , - 1 )
c) Max f ( x , y ) = 2 for points P ( 1, 2 ) and T ( -1 , -2 )
Min f ( x , y ) = -2 for points Q ( 1 , - 2 ) and R ( -1 , 2 )
Step-by-step explanation:
A) f(x,y) = x² - y² subject to x² + y² = 1 g(x,y) = x² + y²- 1
δf(x,y)/ δx = 2*x δg(x,y)/ δx = 2*x
δf(x,y)/ δy = - 2*y δg(x,y)/ δy = 2*y
δf(x,y)/ δx = λ* δg(x,y)/ δx
2*x = λ*2*x
δf(x,y)/ δy = λ* δg(x,y)/ δy
- 2*y = λ*2*y
Then, solving
2*x = λ*2*x x = λ*x λ = 1
- 2*y = λ*2*y y = - 1
x² + y²- 1 = 0 x² + ( -1)² - 1 = 0 x = 0
Point P ( 0 ; -1 ) ; then at that point
f(x,y) = x² - y² f(x,y) = 0 - ( -1)² f(x,y) = - 1 minimum
b) f( x, y ) = 3*x + y g ( x , y ) = x² + y² = 10
δf(x,y)/ δx = 3 δg(x,y)/ δx = 2*x
δf(x,y)/ δy = 1 δg(x,y)/ δy = 2*y
δf(x,y)/ δx = λ * δg(x,y)/ δx ⇒ 3 = 2* λ *x (1)
δf(x,y)/ δy = λ * δg(x,y)/ δy ⇒ 1 = 2*λ * y (2)
x² + y² - 10 = 0 (3)
Solving that system
From ec (1) λ = 3/2*x From ec (2) λ = 1/2*y
Then (3/2*x ) = 1/2*y 3*y = x
x² + y² = 10 ⇒ 9y² + y² = 10 10*y² = 10
y² = 1 y ± 1 and
y = 1 x = 3 P ( 3 , 1 ) y = - 1 x = -3 Q ( - 3 , - 1 )
Value of f( x , y ) at P f (x,y) = 3*x + y f (x,y) = 3*(3) +1
f (x,y) = 10 maximum at P ( 3 , 1 )
Value of f( x , y ) at Q f (x,y) = 3*x + y f (x,y) = 3*(- 3) + ( - 1 )
f (x,y) = - 10 minimum at Q ( - 3 , - 1 )
c) f( x, y ) = xy g ( x , y ) = 4*x² + y² - 8
δf(x,y)/ δx = y δg(x,y)/ δx = 8*x
δf(x,y)/ δy = x δg(x,y)/ δy = 2*y
δf(x,y)/ δx = λ * δg(x,y)/ δx ⇒ y = λ *8*x (1)
δf(x,y)/ δy = λ * δg(x,y)/ δy ⇒ x = λ *2*y (2)
4*x² + y² - 8 = 0 (3)
Solving the system
From ec (1) λ = y/8*x and From ec (2) λ = x/2*y Then y/8*x = x/2*y
2*y² = 8*x² y² = 4*x²
Plugging that value in ec (3)
4*x² + 4*x² - 8 = 0
8*x² = 8 x² = 1 x ± 1 And y² = 4*x²
Then:
for x = 1 y² = 4 y = ± 2
for x = -1 y² = 4 y = ± 2
Then we get P ( 1 ; 2 ) Q ( 1 ; - 2)
R ( - 1 ; 2 ) T ( -1 ; -2)
Plugging that values in f( x , y ) = xy
P ( 1 ; 2 ) f( x , y ) = 2 R ( - 1 ; 2 ) f( x , y ) = - 2
Q ( 1 ; - 2) f( x , y ) = -2 T ( -1 ; -2 ) f( x , y ) = 2
Max f ( x , y ) = 2 for points P and T
Min f ( x , y ) = -2 for points Q and R
1. What is the sum of 1/9, 2/3, and 5/18?
O A. 30
O B. 12/9
O C. 19/18
O D. 4/15
Answer:
C. 19/18
Step-by-step explanation:
\( \frac{1}{9} + \frac{2}{3} + \frac{5}{18 } = \frac{2}{18} + \frac{12}{18} + \frac{5}{18} = \frac{19}{18} \)
So the answer is C. 19/18
to what expression must 5a square-4a+3 be added to make the sum zero??
Answer:
Step-by-step explanation:
Additive inverse of (5a² - 4a + 3) should be added to make them zero
(5a² - 4a + 3) + (-5a² + 4a - 3)= 5a² - 5a² - 4a + 4a + 3 - 3
= 0
Write an inequality that describes t, temperatures that are higher than the boiling temperature of water.
Answer:
The inequality which best describes the temperatures at which water would boil is B. The shaded circle always means that the boiling point is at that point and above that point of temperature. Thus, the correct option is B.
What are the properties of water?
The boiling point is the temperature at which the boiling of liquid takes place for a specific liquid such as water, or alcohol. For example, for water, the boiling point is 100ºC at a constant atmospheric pressure of 1 atm. The boiling point of a liquid depends upon several factors such as temperature, atmospheric pressure, and the vapor pressure of the liquid.
Water is a solid that is in the form of ice below zero degree Celsius, a gas that is water vapor above hundred degree Celsius. Iron becomes a liquid when it is continuously heated to a temperature of about 1535 degree Celsius and this temperature is called its melting point.
The inequality shown in B is the one with the shaded circle which always means that it is at this point and above this point. It means that B represents 100 degrees celsius temperature and above.
Therefore, the correct option is B.
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The inequality which best describes the temperatures at which water - 1
Explore all similar answers
Step-by-step explanation:
Explain, How hypothesis test is perform using statistics procedure?
Answer:
There is 5 main steps.
Step-by-step explanation:
Each Null Hypothesis is stated.
Define the Alternate Assumption.
Set degree of importance
Determine the statistics for the evaluation and the accompanying P-value.
A Hypothesis and summary drawing.
A person places $48800 in an investment account earning an annual rate of 3.1%,
compounded continuously. Using the formula V = Pert, where Vis the value of the
account in t years, P is the principal initially invested, e is the base of a natural
logarithm, and r is the rate of interest, determine the amount of money, to the
nearest cent, in the account after 13 years.
When a person places $48,800 in an investment account at an annual rate of 3.1% compounded continuously, using the formula, V = \(Pe^rt\), the amount of money (future value) after 13 years is $73,019.78.
What is compounding?Compounding refers to the process or interest system that computes periodic or continuous interest on both the principal and accumulated interest.
We can solve for the future value of an investment under continuous compounding using an online finance calculator as follows:
Using the formula V = \(Pe^rt\)
Principal (P) = $48,800.00
Annual Rate (R) = 3.1%
Compound (n) = Compounding Continuously
Time (t in years) = 13 years
Result:
V = $73,019.78
V = P + I where
P (principal) = $48,800.00
I (interest) = $24,219.78
Calculation Steps:
First, convert R as a percent to r as a decimal
r = R/100
r = 3.1/100
r = 0.031 rate per year,
Solving the equation for V:
V = \(Pe^rt\)
V = \(48,800.00(2.71828)^(0.031)(13)\)
V = $73,019.78
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a person can pay $9 for a membership to the science museum and then go to the muses in for just $8 per visit. What is the maximum number of visits a member of the science museum can make for a total cost of $41?
If ABCD is dilated by a factor of 3, the
coordinate of B' would be:
-5 -4
MA
А
B
3
26
1
-2 -10
-1
-2.
-3
C
2 3 4 5
D
B' = ([?], [])
Enter
If ABCD is dilated by a scale factor of 3, the coordinate of B' would be (-6, 6).
What is dilation?In Geometry, dilation simply refers to a type of transformation which typically changes the size of a geometric object, but not its shape.
This ultimately implies that, the size of the geometric shape would be increased (stretched or enlarged) or decreased (compressed or reduced) based on the scale factor applied.
Next, we would apply a dilation to the coordinates of the pre-image by using a scale factor of 3 centered at the origin as follows:
Ordered pair B (-2, 2) → Ordered pair B' (-2 × 3, 2 × 3) = Ordered pair B' (-6, 6).
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John is going to plant spinach in a rectangular area of his garden. The rectangle is 11 feet long and 7 feet wide. What is the area of this rectangle
Answer:
Step-by-step explanation: A=wl=7·11=77
Answer:
75 sq ft i think
Step-by-step explanation:
An elephant eats about 250 pounds of food each day about how much food does an elephant eat in 1000 days?
Given:
An elephant eats about 250 pounds of food each day
We will find how much food does an elephant eat in 1000 days
So, we will multiply 250 by 1000
\(250\cdot1000=250,000\)So, the answer will be 250,000 pounds of food
Dave bought a rental property for $675,000 cash. One year later, he sold it for $700,000. What was the return on his $675,000 investment? (Negative amount should be indicated by a minus sign. Enter your answer as a percent rounded to 2 decimal places.)
The return on his $675,000 investment is 3.57%.
Given that, Dave bought a rental property for $675,000 cash. One year later, he sold it for $700,000.
We need to find the what was the return on his $675,000 investment.
What is the return on investment?Return on investment or return on costs is a ratio between net income and investment.
Now, return=700,000-675,000=$25000
Return in percentage=25000/700000×100=3.571%
=3.57%
Therefore, the return on his $675,000 investment is 3.57%.
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a fair die is rolled 100 times.the results are shown below
number:. 1. 2. 3. 4. 5. 6
no of times:. 12. 16. 25. 18. 15. 14
what is the probability of getting
1?
2?
3?
4?
5?
6?
1.) Probability of getting 1: 0.12 or 12%.
2.) Probability of getting 2: 0.16 or 16%.
3.) Probability of getting 3: 0.25 or 25%.
4.) Probability of getting 4: 0.18 or 18%.
5.) Probability of getting 5: 0.15 or 15%.
6.) Probability of getting 6: 0.14 or 14%.
To calculate the probability of getting a specific number on a fair die, we divide the number of times that number appears by the total number of rolls. In this case, the die was rolled 100 times, and the results are given as follows:
Number: 1 2 3 4 5 6
Times: 12 16 25 18 15 14
To find the probability of getting each number, we divide the corresponding number of times by the total number of rolls (100):
Probability of getting 1 = 12 / 100 = 0.12.
Probability of getting 2 = 16 / 100 = 0.16.
Probability of getting 3 = 25 / 100 = 0.25.
Probability of getting 4 = 18 / 100 = 0.18.
Probability of getting 5 = 15 / 100 = 0.15.
Probability of getting 6 = 14 / 100 = 0.14.
Therefore, the probabilities of getting each number on a fair die, based on the given results of 100 rolls, are approximately:
1: 0.12 or 12%,
2: 0.16 or 16%,
3: 0.25 or 25%,
4: 0.18 or 18%,
5: 0.15 or 15%,
6: 0.14 or 14%.
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What is the equivalent algebraic expression of " 5 less than four times a
number x " ?