Q6 of 40 Page 422

The decimal expansion of 49/40 will terminate after how many places of decimal?


We know that if is a rational number, such that p and q are co-prime and q has factors in the form of 2m.5n, then, decimal expansion of will terminate after the highest power of 2 or 5 (whichever is greater).


Therefore, will terminate after 3 places of decimal.

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