Three quarters of a number is 21. Find the number.

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2 Answers

3 quarters is 21

so 1 quarter is 7

and the number is 28
by Level 4 User (9.5k points)
I buy three quarters of a cake. I split the cake into five equal parts and give a slice to each of my five friends. What percentage of an entire cake does each person get?

Sorry, just need help? Can you explain how to do it? Thanks
by

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