Question

the smallest rational number by which 1/3 should be multiplied so that its decimal expansion terminates after one place of decimal, is.
Ans. 3/10.
can anyone explain me WHY??
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Answer 1

Hey mate!!

here's your answer ⤵️⤵️

A.T.Q

2m×5m,

which means that denominator is 10m.

And to remove 3 from denominator of the given number i.e.13 we have to multiply it to the given no. So,

Our smallest no. is 13/10

hope it will help you.....