CSC Company

Insert the missing number.
16, 33, 65, 131, 261, (....)

A. 523 B. 521
C. 613 D. 721

Read Solution (Total 1)

follows this sequence x*2+/- 1
16
16*2+1 = 33
33*2-1 = 65
65*2+1 = 131
131*2-1 = 261
261*2+1 = 523
9 years agoHelpfull: Yes(0) No(0)

CSC Other Question

Find the odd man out.
3, 5, 7, 12, 17, 19

A. 19 B. 17
C. 5 D. 12 Insert the missing number.
10, 5, 13, 10, 16, 20, 19, (....)

A. 22 B. 40
C. 38 D. 23