demhaterz19
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Question:

Yolanda has finished 45% of the homework problems she was assigned. So far she has finished 27 problems.

A. Write 45% as a rate per 100 and then reduce the fraction to lowest terms.

B. How many problems was Yolanda assigned? Justify your answer.

C. How many problems does Yolanda still have to do? Show your work.



Answer :

bookgirl9632
A. 45% as a rate per 100 is 45/100
45/100=8/20=4/5
The lowest term is 4/5
B. To find the total number of problems, divide the number of problems finished by the percentage.
27/0.45 = 60
She was assigned 60 problems.
C. 60-27=23
She still has 23 problems to do.

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