Rates and Measurement Review

1. Michael can do 28 pull-ups in two minutes. Find the rate. (unit rate)

• 1 pull-up / 14 minutes

• 14 pull-ups / 1 minute

• 56 pull-ups / 1 hour

• 56 pull-ups / 1 minute

2. Samuel can jump rope at a rate of 7 jumps for every 10 seconds. Find the unit rate

• 1 jump/ 1 second

• 0.5 jumps / 1 second

• 0.70 jumps / 1 second

• 14 jumps / 2 seconds

3. Anna Stewart holds her school's record for the women’s 100m race at 13 seconds. Her personal best for the 200m race is 25 seconds. Approximately what is the difference in her two unit rates? (round to tenths place)

• 0.1 seconds

• 0.3 second

• 0.8 seconds

• 1.5 seconds

4. A baker’s dozen (13) of cookies is on sale for $4.03. How much does each cookie cost?

• $0.31

• $0.10

• $0.34

• $1.00

Damien was tackled 14 yards from the goal. How many feet away from the goal was he?

• 56 feet

• 7 feet

• 28 feet

• 42 feet

6. An gallon jug holds 128 ounces of water. A water bottle holds 16 ounces. How many water bottles can be filled from the gallon jug?

• 16 bottles

• 32 bottles

• 8 bottles

• 12 bottles

7. Robert is able to package and ship 328 cards in an 8-hour workday. Write an equation to represent Robert’s rate where h represents hours and c represents the total number of cards.

• c=8h

• c = 41h

• c=328h

• h=41c

8. A faster printer is being considered in order to speed up the process. Use the table below to determine the rate of the new printer.

• 2 cards per minute

• 2.1 cards per minute

• 3 cards per minute

• 3.1 cards per minute

A coefficient is a _____________________.

• unit rate written in words

• the number multiplied by the variable

• the letter that represents a number multiplied by the coefficient

• math problem with multiple answers

A variable is ________________________________.

• the letter that represents a number multiplied by the coefficient

• the number multiplied by the variable

• a negative number

• the answer to an equation