SOLUTION: How do you solve this: w/5=10/80 what is the variable: w stand for?

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Question 69178: How do you solve this: w/5=10/80 what is the variable: w stand for?
Answer by checkley75(3666) About Me  (Show Source):
You can put this solution on YOUR website!
w/5=10/80 w is an unknown. we need to cross multiply thus:
80w=50 now divide both sides by 80
w=50/80
w=5/8