Question

In each of the following questions find out the alternative which will replace the question mark.
9 : 8 :: 16 : ?

• A. 27
• B. 17
• C. 16
• D. 18

Answer 1

The correct option is A 27

$9=(3{)}^2$

$8=(3-1{)}^3$

and $16=(4{)}^2$

$?=(4-1{)}^3=27$