Sam wanted to know how much the price of milk had changed over the last few decades.He found that the price of a gallon of milk was $0.80 in 1970 and in 1990 it was $1.20.What was the average rate of change in a gallon of milk per year?

Answers

Answer 1

Answer:

2 cents

Step-by-step explanation:

because it was 40 cents in 20 years and 2x20=40

Hope this helps :)


Related Questions

Sally's soccer team played 25
games and won 17 of them.

What percent did the team LOSE?

Step-By-Step explanation please, I need to get this finished by tonight at 11:59 p.m!​

Answers

The team lost 32% of the games.

The team won 17/25 games. To find the number of games they lost, we would have to subtract 17 from 25. 25 - 17 = 8. This means the team lost 8/25 games. There are two ways I can think of. You can simply multiply 8/25 by 4/4 because 25 times 4 would equal 100. This would give you the percentage of 32. Another way is to write it like this: 8/25 = x/100. You would cross cancel to get 800 = 25(x) and divide both by 25. This would also give the answer of 32.

The parents club buys 12 cartons of pretzels to sell as refreshments at a soccer game. There are 75 bags of pretzels in one carton. How many bags of pretzels to the parents have?

Answers

900 is the amount of bags the parents have

find the ratio of 300ml to 6l

Answers

1:20 because 1=1000ml
6x1000ml=6000
300/6000=20
So the final answer is 1:20

Alex spends 2/3 of his paycheck (p) on food and $3 in loose change on coffee. how much money did he spend ​

Answers

Answer:

Alex spends 2/3 of his paycheck (p) on food and $3 in loose change on coffee. how much money did he spend ​

Step-by-step explanation:

the sum of 2 number is 64,twice the large number plus five times the smaller number is 20 find the 2 numbers​

Answers

Answer:

The two numbers are:  - 36 and 100

Step-by-step explanation:

let the smaller number = x, let the larger number = y

then...

x + y = 64

5x + 2y = 20

use substitution:  y = (64 - x)

5x + 2(64 - x) = 20

3x = 20 - 128 = - 108

x = - 36

So the two numbers are:  - 36 and 100

Tell me If I'm wrong

A number is divided by four. The result is added to five. This result ismultiplied by three to give 27. What is the number?

A. 16

B. 20

C. 1

D. 3 1/2

Answers

A. 16

Work backwards
27/3 = 9
9 - 5 = 4
4 x 4 = 16
A is the correct answer

what is the unit rate of 20 pens for 1.60 and 25 pens for 2,25

Answers

Answer:

The 20 pens for 1.60 is better because the unit rate is cheaper

Step-by-step explanation:

Answer:

20/1.60=12.5

25/2.25=11.1

Step-by-step explanation:

6p - 18 = pr + t . Solve fort

Answers

Answer:

T= 4p-18-pr

Step-by-step explanation:

At a local grocery store, a bottle of water costs $1.25. At a baseball stadium the cost of a bottle of the same brand of water increases by 80%. What is the cost of a bottle of water at the stadium in dollars and cents?

A. $2.25
B. $2.52
C. $1
D. $.25

Answers

Answer:

C.1$

Step-by-step explanation:

I did it on a peace of paper but I don't know a way to explain it or show it ,I now that's why

but the answer is 1$

ILL GIVE BRAINLEST
Can someone plz explain how to find the slope in a graph. I don't care if yall pick different numbers i just need to understand to find the slope. I learned this last year, but eng is making me learn it again this year, and i forgot how to find stuff. And im too dumb to know how to do it.

Answers

Answer:Using the Slope Equation

Pick two points on the line and determine their coordinates.

Determine the difference in y-coordinates of these two points (rise).

Determine the difference in x-coordinates for these two points (run).

Divide the difference in y-coordinates by the difference in x-coordinates (rise/run or slope).Step-by-step explanation:

The slope equals the rise divided by the run: Slope =riserun Slope = rise run . You can determine the slope of a line from its graph by looking at the rise and run. One characteristic of a line is that its slope is constant all the way along it.

hope this help!

Electron rescued 5 dogs and 3 cats this week.
If this happens every week for 6 weeks, how many animals
will Electron rescue?

Answers

Answer:

48

Step-by-step explanation:

5+3 multiplied by 6 weeks is 48

There are 10 lanes in the bowling alley where Harold bowls. He wants to make a

scale drawing of the bowling alley using a scale of 3 cm to 15 ft. One lane,

including gutters, is 60 ft long and 5 ft wide. What will the width of all 10 lanes on

his drawing be?

please help this is urgent!! provide good for explanation✨

Answers

Answer:

 10cm

Step-by-step explanation:

Given that the scale of the drawing is  3 cm to 15 ft.

This means that, every 15ft in the drawing will be represented by 3cm.

also there are a total of 10 lanes

given that the width of one lane is 5ft, the ten will be 5*10= 50ft

Now how many 15ft are there in 50ft= 50/15= 3.33

now in cm = 3.33*3=10cm

therefore on the drawing the width will be 10cm

whats is 13.03 + 42+23

Answers

Answer:

Step-by-step explanation:

78.03

Answer:

78.03

Step-by-step explanation:

42 + 23 = 65Plug 65 in: 13.03 + 6513.03 + 65 = 78.03

I hope this helps!

0.6x-0.1=0.5x+2
The solution set is {_}

PLEASE PLEASE PLEASE EXPLAIN HOW

Answers

Answer:

21

Step-by-step explanation:

Step 1:

0.6x - 0.1 = 0.5x + 2      Equation

Step 2:

0.1x - 0.1 = 2     Subtract 0.5x on both sides

Step 3:

0.1x = 2.1     Add 0.1 on both sides

Step 4:

x = 2.1 ÷ 0.1    Divide

Ansewr:

x = 21

Hope This Helps :)

A soccer league has $86 to buy new soccer balls. If each ball costs $7, how many balls can the league buy? ​

Answers

They would buy 12 balls

Divide the amount they have to spend by the cost of a ball:

86/7 = 12.285

They can buy 12 balls.

Sofia and Manuel are purchasing a home. They wish to save money for 15 years and purchase a house that has a value of $200,000 with cash. If they deposit money into an account paying 5% interest, how much do they need to deposit each month in order to make the purchase? Round your answer to the nearest cent, if necessary.

Answers

Answer:

Monthly deposit= $745.76

Step-by-step explanation:

Giving the following information:

Future Value (FV)= $200,000

Number of periods= 15*12= 180 months

Interest rate= 0.05/12= 0.0042

To calculate the monthly deposit, we need to use the following formula:

FV= {A*[(1+i)^n-1]}/i

A= monthly deposit

Isolating A:

A= (FV*i)/{[(1+i)^n]-1}

A= (200,000*0.0042) / [(1.0042^180) - 1]

A= $745.76

7,13,19,25 write an equation to find the nth term of each sequence. Then find a24

Answers

Answer:

[tex]\boxed {a_{24} = 145}[/tex]

Step-by-step explanation:

According to the following pattern sequence ([tex]7, 13, 19, 25[/tex] ), it is Arithmetic Sequence, because every number is added by [tex]6[/tex]. So, to find the 24th term, you need to use the Arithmetic Sequence Formula and solve to find the 24th term:

[tex]a_{n} = a_{1} + (n - 1) d[/tex]

[tex]a_{n}[/tex]: nth term in the sequence

[tex]a_{1}[/tex]: 1st term

[tex]n[/tex]: term position

[tex]d[/tex]: Common difference

-Apply to the formula:

[tex]a_{24} = 7 + 6 (24 - 1)[/tex]

[tex]a_{n} = a_{24}[/tex]

[tex]a_{1} = 7[/tex]

[tex]n = 24[/tex]

[tex]d = 6[/tex]

-Solve:

[tex]a_{24} = 7 + 6 (24 - 1)[/tex]

[tex]a_{24} = 7 + 6 (23)[/tex]

[tex]a_{24} = 7 + 138[/tex]

[tex]\boxed {a_{24} = 145}[/tex]

Therefore, the 24th term is [tex]145[/tex].

The 24th term of the sequence is 145

7, 13 , 19, 25

The sequence is an arithmetic progression. Therefore, let's use arithmetic progression formula for nth term to find the 24th term.

Arithmetic progression:aₙ = a + (n - 1)d

where

a = first term

d = common difference

n = number of term

Therefore,

d = 13 - 7 = 6

a = 7

a₂₄ = 7 + (24 - 1)6

a₂₄ = 7 + (23)6

a₂₄ = 7 + 138

a₂₄ = 145

Therefore, the 24th term of the sequence is 145

learn more on sequence here: https://brainly.com/question/14092689

your brother is 1/2 your age.your sister is 5 years older than your brother . your sister is 15 years old write and solve an equation to find your age x

pls help me I will mark brainleyest​

Answers

You would be 20 years old.

Which graph represents the solution of the inequality -3x + 1 less than 10

Answers

where is the picture

What is 7/4 plus -1/2 plus 2/3? And what’s the answer

Answers

Answer:

1.85

Step-by-step explanation:

1.75-0.5+0.6= 1.85 or 1 17/20

Answer:

1.85

Step-by-step explanation:

1.75 - 0.5 + 0.6 = 1.85

What is KN + IK?
G H I J K L M N O

Answers

0 because k is 0 and when you multiply it makes both sides 0 so the equation is 0+0

The addition of KN and IK is 1.

What is addition?

The addition is one of the mathematical operations. The addition of two numbers results in the total amount of the combined value.

We have been given the number line of G H I J K L M N O

We need to find the addition; KN + IK

KN = 3

IK = -2

Then KN + IK = 3 - 2

KN + IK = 1

Therefore, the addition of KN and IK is 1.

Learn more about addition, please click the link below;

https://brainly.com/question/2577752

#SPJ2

Use algebra titles to solve 3x = 3.

Answers

Answer:

x=1

Step-by-step explanation:

if 3x=3 divide both sides by 3 to get x=3

Answer:

1

Step-by-step explanation:

it tells you

Jason solves a math problem on the board using the Power of Products Property. Is his answer correct? Explain.

63 • 73 = 423
A.


Yes; 63 • 73 is equal to (6 • 7)3 or 423.
B.


Yes; 63 • 73 is equal to (6 • 7 • 3) or (42 • 3).
C.


No; 63 • 73 is equal to (6 • 7 • 3) or (42 • 3).
D.


No; 63 • 73 is equal to (6 • 7)3 + 3 or 426.

Answers

Answer:A

Step-by-step explanation:

the answer to ur question is A

What value of "x" makes this equation true?

Answers

Answer:

X=-43

Step-by-step explanation:

24g^3 + 10 +7g^5 - g^2 in standard form

Answers

Answer:

7g^5+24g^3-g^2+10

Step-by-step explanation:

what are the last ones

Answers

0.75 cups and 144 teaspoons

Step-by-step explanation:

I'm 99.99% sure I got it right

Using the distance formula find the distance between (-2,5) and (-2,1)

Answers

I think the answer is 4

Jada is putting a border around her rectangular garden. The garden is 12.63 meters long and 3.28 meters wide.

This image shows a rectangular garden having a length of 12.63m and width of 3.28m.

Part A
Jada estimates the perimeter of her garden by rounding the length and width to the nearest whole number. Which equation shows her estimate?
A. 10 + 5 + 10 + 5 = 30 meters
B. 12 + 3 + 12 + 3 = 30 meters
C. 13 + 3 + 13 + 3 = 32 meters
D. 13 + 4 + 13 + 4 = 34 meters
Part B
Jada also estimates the perimeter of her garden by rounding the length and width to the nearest tenth. Which equation shows this estimate?
A. 12.6 + 3.2 + 12.6 + 3.2 = 31.6 meters
B. 12.6 + 3.3 + 12.6 + 3.3 = 31.8 meters
C. 12.5 + 3.5 + 12.5 + 3.5 = 32 meters
D. 12.7 + 3.3 + 12.7 + 3.3 = 32 meters
Part C
What is the exact perimeter of Jada’s garden? Enter your answer in the box.

meters

Part D
Select words or numbers from the drop-down menus to explain which estimate is closer to the exact perimeter.

The numbers rounded to the nearest
Choose...
are closer because
Choose...
is closer to the exact perimeter than
Choose...
.

Answers

Answer/Step-by-step explanation:

Length of rectangular garden = 12.63 m

Width of rectangular garden = 3.28

Part A: Perimeter of garden if the length and height is rounded to nearest whole number.

12.63 rounded to nearest whole number = 13

3.28 rounded to nearest whole number = 3

Equation that shows her estimate would be: C. 13 + 3 + 13 + 3 = 32 meters

Part B: Perimeter of garden if the length and height is rounded to nearest tenth.

12.63 rounded to nearest tenth = 12.6

3.28 rounded to nearest tenth = 3.3

Equation that shows this estimate would be: B. 12.6 + 3.3 + 12.6 + 3.3 = 31.8 meters

Part C: Exact Perimeter of her garden.

Exact perimeter would be 12.63 + 3.28 + 12.63 + 3.28 = 31.82 meters

Part D:

Difference between 31.82 and the exact perimeter is 0.02, while difference between 32 and the exact perimeter is 0.18.

Therefore:

The numbers rounded to the nearest TENTH are closer because 31.8 meters is closer to the exact perimeter than 32 meters.

(2+2+2+2+2) 90^5 x 50 divided by 100 ..

Answers

Answer: 5000000000..........

Luke has a situation on his hands. A pipe in his house froze and cracked from cold weather. Now he has a water leak. The leak has been releasing of a liter of water every 2 hours. If w represents the amount of water lost and h represents the number of hours, which equation represents this proportional relationship?

Answers

Answer:

1/2h=W

Step-by-step explanation:

1 liter/2 hours

1/2 liter/hour

W=Amount of water lost

H=hours

Answer:

w=1/3h

Step-by-step explanation:

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