Proportional Relationships to Solve Rate Problems

The Rodriguez family drove 260 miles to get to their summer vacation in 4 hours. Assuming they drove at a constant speed, how many miles per hour did the Rodriguez family drive?

A dozen roses cost $29.88. What is the price per

rose?

Melanie read 70 pages of her book in 50 minutes.

How many pages did she read per minute?

One pack of gum costs $0.79. Three packs of gum

costs $2.10. Which choice has the lower unit

price?

• One pack for $0.79

• Three packs for $2.10

• Neither choice

• Both choices are equal

Maria's car averages 25 miles per gallon of gas. At that rate, how far would it go on 16 gallons?

• 375 miles

• 320 miles

• 400 miles

• 500 miles

Diana uses 30 grams of coffee beans to make 48 fluid ounces of coffee. When guests come, she makes 96 fluid ounces of coffee. How many grams of coffee beans does Diana use when she has visitors?

Mathematical Equivalence

ON

At a bus station, busses depart at a rate of 3 every 10 minutes. At this rate, how many busses would depart in one hour?

• 3 busses

• 10 busses

• 13 busses

• 18 busses

The Healey family drove 192 miles in
4.5 hours. How many miles could they drive at this rate in 3 hours?

• 64 mi

• 77 mi

• 128 mi

• 184 mi

Jared rides his bicycle 6 miles in 3/5 of an hour. At this rate, how many miles could he ride in 3 hours?

• 18 miles

• 30 miles

• 12 miles

• 36 miles

Makenna drove 16 miles in 20 minutes. If she drives at the same rate, how far will she drive in 3 hours?

• 320 miles

• 144 miles

• 60 miles

• 48 miles