Question

(7) 3, 4,7,8,15,16,31, 32, 63, ??
(1) 155
(2) 175
(3) 165
(4) 164​

Answer 1

Answer:

64.....

Explanation:

3+4=7

7+1=8

7+8=15

15+1=16

15+16=31

31+1=32

31+32=63

so..63+1=64

hope it helps you....have a great day...^_^