MBA Exam

Let n = 999..........2009 times.Find the sum of digits of n^2

1) 18072
2) 18081
3) 18073
4) 18080

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MBA Other Question

A number when added to its sum of digits 2001 is obtained.How many such numbers exists ?Guys this was the question in my CAT 2011 exam.

1) 0
2) 1
3) 2
4) 3
What is sum of A, B and C?A = HCF (32001 - 1, 32001 + 1)B = HCF (55002 - 1, 55002 + 1)C = HCF (21002 - 1, 21002 + 1) 552015105

1) 1
2) 2
3) 3
4) 4
5) 5