Question

Find the next number 4,7,12,19,28,?

Answer 1

the next number is 39

Answer 2

Here in the question:
7 - 4 = 3
12 - 7 = 5
19 - 12 = 7
28 - 19 = 9
x - 28 = (9+2)
x = 39
Ans..

Hope it helps you mate!!!!!!