Wednesday, May 4, 2016

IQ test -- Which number is next

Which number should come next in the following series -- 

10,  17,  26,  37,  ?

A. 45,  B. 46,  C. 50,  D. 49

Correct Answer: C. 50

Explanation:

3 * 3 + 1 = 10

4 * 4 + 1 = 17

5 * 5 + 1 = 26

6 * 6 + 1 = 37

7 * 7 + 1 = 50

No comments:

Post a Comment