SOLUTION: A machine produces 164 bolts in 20 minutes. At the same rate, how many bolts would be produced in 35 minutes?

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Question 155286: A machine produces 164 bolts in 20 minutes. At the same rate, how many bolts would be produced in 35 minutes?
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
20/35=164/X
35X=20*164
35X=3280
X=3280/35
X=93.7 BOLTS PRODUCED IN 35 MIN.
PROOF:
20/35=164/93.7
35*93.7=20*164
3280=3280