MATH SOLVE

6 months ago

Q:
# Beck finished 30% of his homework in 12 minutes. How many minutes will it take him to complete all of his homework?Part ALet m = the number of minutes it will take Beck to finish his homework.Choose the equation that can be used to find the solution to the problem. A. 0.03m = 12 B. 12m = 0.3 C. m = 0.3 × 12 D. 0.3m = 12Part BUse the expression from Part A to find the total number of minutes it will take Beck to complete all of his homework.Enter your answer in the box.__________ minutes

Accepted Solution

A:

The correct answer is choice D. If you put choice D into words, it is saying 30% (0.3) of the total is 12 minutes.

To solve this, use inverse operations.

0.3m = 12

0.3 0.3

m = 40

It will take Beck 40 minutes.

To solve this, use inverse operations.

0.3m = 12

0.3 0.3

m = 40

It will take Beck 40 minutes.