Which of the following numbers can be placed at the sign of interrogation ? 27 22 50 13 12 26 9 2 ?

Which of the following numbers can be placed at the sign of interrogation ?

27	22	50
13	12	26
9	2	?

A 12

B 39

C 18

D 24

Solution

Correct Answer: Option A

Solution:

প্রথম সারিতে 27 + 22 + 1 = 50, দ্বিতীয় সারিতে 13 + 12 + 1 = 26.

তৃতীয় সারিতে হবে 9 + 2 + 1 = 12.