Question

Find the prime facorisation of the denominator of the rational number equivalent to 1.25​

Answer 1

Solution :-

First we have to convert 1.25 into rational form. As we all know that the rational numbers can be expressed in p/q form, where q is not equal to 0.

So,

1.25 = 125/100

Here the denominator is 100.

Therefore,

The prime factorization of 100 = 2×2×5×5.

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