Question

How many such 2s are there in the following number sequence each of which is immediately preceded by an odd number?
3 3 2 1 4 2 3 1 4 2 2 3 3 1 4 1 1 3 2 3 4

• A. 1
• B. 2
• C. 3
• D. 4

Answer 1

The correct option is B 2

Given series,

$3\underset{–}{3}214231422331411\underset{–}{3}234$

number 2 inside the box is preceded by an odd number
therefore, two such 2's are there preceded by an odd number