Sign in
Please select an account to continue using cracku.in
↓ →
Select the number that can replace the question mark (?) in the following series.
1, 11, 35, 79, ?, 251
Given series 1, 11, 35, 79, ?, 251
the given series follow the pattern
1 = $$ (1)^3 + (1)^2 -1$$
11= $$ (2)^3+ (2)^2 -1$$
35 = $$ (3)^3+ (3)^2 -1$$
79 =$$ (4)^3+ (4)^2 -1$$
next ? = $$ (5)^3+ (5)^2 -1$$
? = 125 +25 -1
? = 150-1
? = 149 Ans
You have read 5 explanations without login
Create a FREE account and get: