Question

4+1=5
2+5=12
3+6=21
Q+11=?

Answer 1

4+11=48...................

Answer 2

In place the Q the value is 8. Because the common difference should be 3.

1 * (1 + 4) = 1 * 5 = 5

2 * (1 + 5) = 2 * 6 = 12

3 * (1 + 6) = 3 * 7 = 21

8 * (1 + 11) = 8 * 12 = 96.


Therefore the required number is 96.