Question

In the following question, there is a number series with one term missing shown by question mark $(?)$. This term is one of the following four alternative given. Choose the correct number from options.

$1,4,27,16,?,36,343$.

• A. $25$
• B. $87$
• C. $120$
• D. $125$

Answer 1

Answer: (D)

$125$

The relationship given here is : alternative terms are cubes and squares of natural numbers.

$1^3$, $2^2$, $3^3$, $4^2$, $?$, $6^2$, $7^3$

So, the answer is $5^3$ $=125$

Hence, option D is correct.