SOLUTION: 3÷4 of a number is 15 what is 4÷5 of a number?

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Question 1099153: 3÷4 of a number is 15 what is 4÷5 of a number?

Answer by Fombitz(32388)   (Show Source): You can put this solution on YOUR website!

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To get from to multiply by,



So then multiply both sides of the equation by A,




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