Grade 7 | Unit 4 | Lesson 2: Ratios and Rates With Fractions | Practice Problems

A cyclist rode 3.75 miles in 0.3 hours. How fast was she going in miles per hour?

• 10.5 miles per hour

• 12.5 miles per hour

• 15 miles per hour

• 11.5 miles per hour

At that rate, how long will it take her to go 4.5 miles?

• 0.30 hours

• 0.32 hours

• 0.36 hours

• 0.40 hours

• 0.42 hours

How much of each ingredient would you need to make 100 quarts of sparkling grape juice?

• Ham

• Turkey

• Roast Beef

Which meat is the most expensive per pound?

• Ham

• Turkey

• Roast Beef

Draw a scaled copy of the circle using a scale factor of 2. How does the circumference of the scaled copy compare to the circumference of the original circle?

How does the area of the scaled copy compare to the area of the original circle?

Jada has a scale map of Kansas that fits on a page in her book. The page is 5 inches by 8 inches. Kansas is about 210 miles by 410 miles. Select all scales that could be a scale of the map.

• 1 cm to 200 km

• 1 cm to 1 km

• 1 in to 100 mi

• 1 in to 10 mi

• 1 in to 1 mi