38. How many positive integers less than 10,000 are there in which sum of digits equals 5?
(a) 31
(b) 51
(c) 56
(d) 62
(e) 93
Answer - 56
(a) 31
(b) 51
(c) 56
(d) 62
(e) 93
Answer - 56
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neelgandham
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Already answered, and done brilliantly by Brent@GMATPrepNow and Saketk https://www.beatthegmat.com/very-tricky- ... 25349.html
Anil Gandham
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Welcome to BEATtheGMAT | Photography | Getting Started | BTG Community rules | MBA Watch
Check out GMAT Prep Now's online course at https://www.gmatprepnow.com/
we need to get all positive integers less than 10000.
=> all integers less than or having four digits.
(n+r-1)C(r-1)
=>8C3 = 56
user123321
=> all integers less than or having four digits.
(n+r-1)C(r-1)
=>8C3 = 56
user123321
Just started my preparation 
Want to do it right the first time.
Want to do it right the first time.
