Question

How many natural numbers lie between $2^2$ and $3^2$?

• A. 3
• B. 4
• C. 6
• D. 2

Answer 1

The correct option is B 4

No of natural numbers between $n^2$ and $(n+1{)}^2$ is 2n.
Here, n = 2.
No of natural numbers between $2^2$ and $3^2$ is 4.