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Question:

Origami crane word problem?

Jon and Paul are folding origami cranes. If Paul works alone he can fold 100 cranes in 5hours. together they can do the same job in 3 hours. how much time would it take for Jon to fold 100 cranes alone? Please show your work. :)

Answer:

1/5 + 1/x = 1/3 == x = 15/2 = 7.5 h answer : 7.5 hours ++++++++++++++++++++
Paul does 100 cranes in 5 hours So in 1 hour he does 20 cranes In 3 hours he does 60 cranes and balance 40 cranes Jon does Jon = 40 cranes in 3 hours So 100 cranes = 100/40 X 3= 7.5 hours ANSWER

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