SOLUTION: Sales of frozen pizza for a club fundraiser increased from 500 one year to 540 the next year. What was the percent increase?

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Question 1110838: Sales of frozen pizza for a club fundraiser increased from 500 one year to 540 the next year. What was the percent increase?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
P=%28%28540-500%29%2F500%29%2A100
Work that out for the percentage increase.