Q: On Tuesday, Elena completed 20 items of her math homework in 36 minutes. At that same rate, how long will it take her to complete 35 items for Wednesday's math homework?

A: Elena can answer 1 question in 1.8 minutes, at the same rate she can finish answering 15 questions in 27 minutes. SOLUTION: Let x= Elena's rate to answer 1 question. x =36/20 x=1.8 minutes per question Compute for the number of minutes for Elena to answer 15 questions. 1.8(15)= 27 It will take 27 minutes for Elena to answer 15 questions.

SOLUTION:

Let x= Elena's rate to answer 1 question.

x =36/20

x=1.8 minutes per question

Compute for the number of minutes for Elena to answer 15 questions.

1.8(15)= 27

It will take 27 minutes for Elena to answer 15 questions.

SOLUTION:

Let x= Elena's rate to answer 1 question.

x =36/20

x=1.8 minutes per question

Compute for the number of minutes for Elena to answer 15 questions.

1.8(15)= 27

It will take 27 minutes for Elena to answer 15 questions.

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Asked 12/9/2013 5:42:31 AM

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