Probable answer is 11 as shown below:
1 + 5 = 6
5 + 6 = 11
6 + 11 = 17
11 + 17 = 28
.125
27
10
6.
Answer = 21 The next number is the previous 2 numbers added together
4
This series is of the function f(x) = x2+1, starting with x=0.The next number in the series is 26. The number after that is 37.
The number that comes next in the series 1 2 2 5 3 10 is 7. You get this number by subtracting the number 3 from the number 10.
9
.125
27
1. Each number is 1/2 of previous number.
10
6.
Answer = 21 The next number is the previous 2 numbers added together
It is 3 times 81 = 243
10,11,13,14,15,17