Marnie packed 18 boxes in 3 hours, which was 72% of the total number of boxes she had to pack. How many boxes did Marnie have to pack?
Mathematics
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Question
Marnie packed 18 boxes in 3 hours, which was 72% of the total number of boxes she had to pack.
How many boxes did Marnie have to pack?
How many boxes did Marnie have to pack?
2 Answer

1. User Answers cjoanw2014
25 boxes is what she had to pack 
2. User Answers Jazminfun70
18*100/72= 25 First multiply 18 times 100 and then multiply by 72 and the answer is 25.