Question

The least positive integer with which 661.25 should be multiplied so that the product is a prefect square

Answer 1

Step-by-step explanation:

We have, 661.25 =

Now, prime factors of 100 = 2 × 2 × 5 × 5 = 10 × 10.

So, 100 is a perfect square of 10.

Now, prime factors of 66125 = 5 × 5 × 5 × 23 × 23 = 5 × 52 × 232.

Hence the number 661.25 should be multiplied with 5 so to obtain the product in the form of a perfect square.

Hope it helps...

Answer 2

Answer:

Answer is 5

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