Question

A rational number can be expressed as a terminating decimal if the denominator has factors _________.

• A. $2$ or $5$
• B. $2$, $3$ or $5$
• C. $3$ or $5$
• D. Only $2$ and $3$

Answer 1

The correct option is A $2$ or $5$

We know, any rational number with its denominator is in the form of $2^m\times 5^n$, where $m,n$ are positive integers are terminating decimals.

So, option $A$ is correct.