Practicing Success

Target Exam

CUET

Subject

General Test

Chapter

Logical and Analytical Reasoning

Topic

Mathematical Operations

Question:

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

(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)

11 : 169 :: 13 : 225 :: ? : 361

Options:

17

19

21

15

Correct Answer:

17

Explanation:

11 : 169 :: 13 : 225 :: ? : 361

The logic followed here is :

(Ist number +3) = second number

as

(11 +2 ) 2  = 169

(13 + 2) 2  = 225

Therefore

361 is given which is square of 19

(16 + 3) 2  = 361