Rates Test Study Guide (6.2 & 6.3) ADV

The _______ is a comparison of two measurements in which one of the terms has a value of 1.

• ratio

• unit rate

• rate

• fraction

Taliyah is making cookies.

The recipe calls for 8 cups of flour for every 2 cups of sugar.

What is the rate written as a fraction?

• A

• B

• C

What is the special name for a ratio that compares two different units of measure?

• fraction

• decimal

• rate

• percent

The car is 4 meters long.

How many centimeters long is the car?

1 meter = 100 centimeters

• 400

• 40

• 4

The height of Amy's book is 200 millimeters.

How many centimeters is the height of the book?

10 millimeters = 1 centimeter

• 2,000

• 20

• 2

• 200

The unit rate of car C is (a)   miles per gallon.

Jordan is at baseball practice.

He hits 20 balls every 5 minutes.

At the same rate, how many balls does he hit in 30 minutes?

• 4

• 8

• 100

• 120

What is the better deal?

Choice A: $56 for 25 gallons of gas

OR

Choice B: $32.55 for 15 gallons of gas?

Find the unit rate (cost per gallon) and compare.

• Choice A: $2.24 per gallon

  Choice B: $2.17 per gallon

  Choice A is the better deal.

• Choice A: $00.45 per gallon

  Choice B: $00.46 per gallon

  Choice B is the better deal.

• Choice A: $35.00 per tank

  Choice B: $17.55 per tank

  Choice B is the better deal.

• Choice A: $2.24 per gallon

  Choice B: $2.17 per gallon

  Choice B is the better deal.

If a car drives 280 miles in 4 hours, how many miles does the car drive per hour (mph)?

In other words, what is the speed of the car?

(a)  

Is 3 tacos for $9.00 a better deal than 4 tacos for $13.00?

Explain WHY using words and mathematics.