Question

There are natural numbers between ${17}^2$ and ${18}^2$

• A. 36
• B. 30
• C. 32
• D. 34

Answer 1

The correct option is D 34

There are 2n natural numbers lying between two consecutive perfect square numbers $n^2$ and $(n+1{)}^2$.

So, between ${17}^{2}and(17+1{)}^2={18}^2$, there are $2\times 17=34$ natural numbers.