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

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

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• 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?

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

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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