Sign in
Please select an account to continue using cracku.in
↓ →
Which number will fit in '?' place in the following series?
2, ?, 12, 20, 30, 42
2+4 = 6
6+6 = 12
12+8 = 20
20+10 = 30
30+12 = 42
So, our answer is option C.
Create a FREE account and get: