SOLUTION: Maria and Charlie can deliver 60 papers in 2 hours. how long would it take to deliver 99 papers?

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Question 662260: Maria and Charlie can deliver 60 papers in 2 hours. how long would it take to deliver 99 papers?
Found 2 solutions by ewatrrr, Edwin McCravy:
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

 Maria and Charlie can deliver 60 papers in 2 hours.  

how longhighlight%28x%29 would it take to deliver 99 papers?

 60%2F%282hr%29+=+99%2Fx | Cross Multiply to solve for x

Answer by Edwin McCravy(20060) About Me  (Show Source):
You can put this solution on YOUR website!
%2260_papers%22%2F%222_hours%22 = %2299_papers%22%2F%22x_hours%22

Cross-multiply:

60·x = 99·2
 60x = 198
   x = 198%2F60
   x = 33%2F10
   x = 3%263%2F10
   x = 3 hours and 18 minutes

Edwin