Lesson 3 Problem-Solving Practice

NAME _____________________________________________ DATE ____________________________ PERIOD _____________

Lesson 3 Problem-Solving Practice Convert Unit Rates DRIVES Use the table for Exercises 1–2. The table shows the average speeds for drives to the beach.

Average Speeds Name

6

Speed

Julie

62 miles per hour

Manalo

311,520 feet per hour

LeShawn

1,448 meters per minute

1. Find LeShawn’s average speed in meters per hour.

2. List the names and corresponding speeds from least to greatest in miles per hour. (Hint: 1 mile ≈ 1,610 meters)

3. VEGETABLES Marilyn ate 320 pounds of vegetables last year. How many ounces did she eat per month? Round to the nearest tenth.

4. ANIMALS A chicken can run at a top speed of 9 miles per hour. Find the top speed of a chicken in miles per minute. Round to the nearest tenth.

5. COYOTES The top speed of a coyote is 43 miles per hour. Find the approximate speed in kilometers per minute. (Hint: 1 mile ≈ 1,610 meters)

6. WALK Heather was out for a leisurely walk at a rate of 3 miles per hour. What was her speed in yards per minute?

7. POOL A pool is being drained at a rate of 120 gallons per minute. What is this rate in quarts per hour?

8. MILK The Prichard family drinks 2 quarts of milk per day. How many gallons of milk do they drink in a week?

Course 2 • Chapter 1 Ratios and Proportional Reasoning