A student multiplied a number by 3⁄5 instead of 5⁄3. What is the percentage error in the calculation?

Question

Accepted Answer

Let the number be x.

…

Then, error =

5

x -

3

x =

16

x.

Error% =	❨	16x	x	3	x 100	❩% = 64%.
		15		5x

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