Friday 8 April 2016

2, 6, 12, 20, 30, 42, 56, (__)


Aptitude - Numbers

2, 6, 12, 20, 30, 42, 56, (__)

A. 60

B. 64

C. 72

D. 70

Explanation :

The sequence is 1 * 2, 2 * 3, 3 * 4, 4 * 5, 5 * 6, 6 * 7, 7 * 8.
.'. Missing number = 8 * 9 = 72.




0 comments:

Post a Comment