Question

III 13 % of a number is 520, find the number​

Answer 1

520×13%

= 520×13/100

= 21×13/5

= 273/5

= 54.6

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Answer 2

13 % of x= 520

so $\frac{13}{100} X x =520 \\x= \frac{520}{13} X 100\\ x= 40 X 100\\x= 4000$