Latest MBA Aptitude Question SOLUTION: 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 i

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(#M40016769) MBA question number systems, progressions Keep an EYE

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:
[CAT 2005]

1) 81
2) 16
3) 18
4) 9

Asked In MBA (12 years ago)

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