Challenger App

No.1 PSC Learning App

1M+ Downloads
82 : 36 ∷ 91 : ?

A169

B100

C47

D64

Answer:

D. 64

Read Explanation:

8 - 2 = 6, 6 × 6 = 36 Similarly, 9 - 1 = 8, 8 × 8 = 64


Related Questions:

3 : 27 :: 11 : ?
Select the set in which the numbers are related in the same way as are the numbers of the following sets. (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13-Operations on 13 such as adding /deleting/multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed) (2, 4, 18) (4, 6, 50)

Select the option that is related to the fourth term in the same way as the first term is related to the second term.

EI : VR : : ? : PN

Select the option that is related to the third number in the same way as the second number is related to the first number.

8 ∶ 515 ∶∶ 14 ∶ ?

Select the option in which the numbers share the same relationship as that shared by the given set of numbers. (3, 9, 11)