NIELIT 2021 Dec Scientist B - Section A: 5

Question

Directions $(3-5)  :$ In each of the following questions, one number is wrong in the series. Find out the wrong number.

$701, 348, 173, 85, 41, 19, 8 :$

• A. $173$
• B. $41$
• C. $19$
• D. $348$

Answer 1

The given series having following pattern:

• $8*2+3=19$
• $19*2+3=41$
• $41*2+3=85$
• $85*2+3=173$
• $173*2+3=349\rightarrow (348)$ is wrong term here.
• $349*2+3=701$

So option $(D)$ is correct here.