SOLUTION: What percent tip did kenny leave for the waiter if the total bill was $50 and kenny gave the waiter $80 and told him to keep the change?

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Question 711532: What percent tip did kenny leave for the waiter if the total bill was $50 and kenny gave the waiter $80 and told him to keep the change?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
30/50=0.60=60%