Add 5 to previous number 26+5=31

6+5= 11 11+5=16 16+5=21 21+5=26 26+5=31

therefore answer = 31

find the next number in following series: 16,21,26,26,12,??

Find the number that comes next in the following series:

3, 7, 12, 14, 16, 19, 21, 25, 30, 41, 45, 52, 54, 56, 59, 61, 65, 70, ?