Tuesday, 19 April 2016

How many number are there in range of 10 to 106 such that their digit sum is 18 ? For ex. 99000, 9072, 90027, 66006.. .


How many number are there in range of 10 to 106 such that their digit sum is 18 ? For ex. 99000, 9072, 90027, 66006.. .

A. 23C5

B. 23C5 +13 C5

C. 23C5 −13C5

D. 23C5 + 6.13C5

E. 23C5 − 6.13C5

Correct Answer :
23C5 −13C5

Explanation : Click Here

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