Question

What number will replace the ?

$1,1,4,8,9,27,16,?$

• A. $32$
• B. $64$
• C. $81$
• D. $256$

Answer 1

The correct option is B $64$

The series consists of squares and cubes of consecutive natural numbers i.e. $1^2$, $1^3$, $2^2$, $2^3$, $3^2$, $3^3$, $4^2$, ..
Hence,option B is the correct answer.