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17. Two-fifth of one-third of three-seventh of a number is 15. What is 40 percentof that number?​

Answer»

As given

Two-fifth of one -third of three-seventh of number is 15.

Let us assume that the unknown number be X .

Simplify the above

x = 262.5

Percentage formula

Percentage = 40%

TOTAL VALUE = 262.5

Put all the values in the formula

Part value = 105.

Therefore the  40 PERCENT of the 1575 is 105 .



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