Question Number: #Com5029

For a positive integer n, let pn denote the product of the digits of n, and sn denote the sum of the digits of n. The number of integers between 10 and 1000 for which pn + sn = n is

A.) 81
B.) 16
C.) 18
D.) 9

Answer is option : D

Question Related Topics:
Quantitative Ability
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