Question

Find the
number which will replace the '?' in
the given sequence: 1, 2, 3, 7, 15, 24,
51, 67, ? *
a. 115
b. 99
c. 131
d. 71​

Answer 1

Answer:

I thought the answer may be 71

Answer 2

Answer:

71..

but do not I sure this answer