Mr. Frost typed for 12 minutes at a constant rate of 50 words per minute. Mrs. Grey typed the same number of words at a constant rate of 60 words per minute.

How many minutes did it take Mrs. Grey to type the same amount as Mr. Frost?

Drag the steps in the correct order to solve the problem.

Strategize. Let x = Mrs. Grey's time.

Solve for x. x=10.

Identify. Mrs. Grey's time is the unknown.

Set up. 12 (50) = x (60)

Check. 12 (50) = 10 (60)

Question

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Mathematics

2 September, 00:16

Mr. Frost typed for 12 minutes at a constant rate of 50 words per minute. Mrs. Grey typed the same number of words at a constant rate of 60 words per minute.

How many minutes did it take Mrs. Grey to type the same amount as Mr. Frost?

Drag the steps in the correct order to solve the problem.

Strategize. Let x = Mrs. Grey's time.

Solve for x. x=10.

Identify. Mrs. Grey's time is the unknown.

Set up. 12 (50) = x (60)

Check. 12 (50) = 10 (60)

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Answers (1)

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Lorena Johnson · Answer 1

Identify. Mrs. Grey's time is the unknown.

Strategize. Let x = Mrs. Grey's time.

Set up. 12 (50) = x (60) Solve for x. x=10. Check. 12 (50) = 10 (60)