Proportional Relationship

Unit Rate

100

Jake is buying a pound of beef that costs $4. What is the unit rate?

$4 per pound

200

Dad drives 25 miles in 5 hours. What is the rate in miles per hour?

5 miles per hour

300

If Mike runs 10 miles in 2 hours, what is his average rate of miles per hour?

5 miles per hour

400

A volleyball team is up by 20 points every 4 minutes of the game. What is the volleyball teams unit rate?

5 points per minute

500

Joshua answered 15 homework questions correctly in 2 hours. How many questions could Joshua have answered in 1 hour?

7.5 questions per hour

Proportion

100

In the recipe of a lemonade 2 cups of sugar is needed for 3 lemons. How many lemons are needed for 6 cups of sugar?

9

200

12      x

__ =____

18     36

Find x.

24

300

5       15

__ =____

25     x

Find x.

75

400

If Shelby answered 9 answers correctly out of 10 questions on the quiz, how many questions correctly would he have answered on a test of 20 questions?

18

500

If Jeremy made 12 baskets out of 36 tries, how many baskets could he have made out of 6 tries?

2 baskets

vocabulary

100

how steep the line is

slope

200

point that the line goes through the y axis

y intercept

300

for every or divided by 

per

400

middle number in a data set of number

median

500

most common number

mode

Tax and Tip

100

 Sales tax is __________ to the price

Added

200

Find the tip amount only.  $20 lunch;  10% tip

$2

300

If there is a 6% tax to an $8.00 sunglasses, what is the total cost?

$8.48

400

If there is a 9% tax to an $36.00 polo shirt, what is the amount of tax that will have to be added to the cost of the shirt?

$3.24

500

Find the tip amount only.  $150 lunch;  25% tip

$37.50