Question

To find the next number in the sequence: 6, 9, 12, 15, of the following? you would need to do which of the following.

A subtract 3 from 15
B subtract 3 from 6
C add 3 to 15
D add 12 to 15
or None​

Answer 1

C. add 3 to 15 because the sequence is +3 every time