Find the missing number in the series: 1, 6, 13, 22, 33, ?

Irza Afzad Arithmetic/ Basic Math, css, Full List, Mathematics

A. 44
B. 45
C. 46
D. 47

Solution:
Pattern: +5, +7, +9, +11 …
Next = 33 + 13 = 46
Answer: C