Which of the alternative figures would correctly fill in the blank space in following series of numbers ? 1 , 5 , 10 , 16 , 23 , 31 , _____
A38
B50
C39
D40
A38
B50
C39
D40
Related Questions:
AB, DE, HI, MN, _______
What should come in place of '?' in the given series based on the English alphabetical order?
MOR KMP IKN GIL ?