Question

13/15 *?=1 What is the answer

Answer 1

Answer:

13/5 × x = 1

13 × x = 1×5=5

x = 5/13

Answer 2

Hi,

Answer-

Any number, when multiplied with its reciprocal, gives the product 1. So the required number would be the reciprocal of 13/15 i.e.-

Reciprocal of 13/15 is 15/13.

So, the other number is 15/13.

Verification,

13/15*15/13=1

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