MBA Exam

Between Delhi and chandigarh there are total 38 stations through which the train from Delhi to Chandigarh stops . In how many ways it can stop at exactly 3 stations , but it doesn't stops at consecutive ones.Dont know d ans .....if some1 knws pls post

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MBA Other Question

A military camp had provision for 150 soldiers for 45 days.After 10 days 25 men left the camp.How long the provision will last now?P.S. post in the short cut for the same

1) 39 days
2) 41 days
3) 42 days
4) 44 days
5) 45 days
Suppose, the seed of any positive integer n is defined as follows:
seed(n) = n, if n < 10
= seed(s(n)), otherwise,
where s(n) indicates the sum of digits of n. For example,
seed(7) = 7, seed(248) = seed(2 + 4 + 8) = seed(14) = seed(1 + 4) = seed(5) = 5 etc. How many
positive integers n, such that n < 500, will have seed (n) = 9?
(1) 39 (2) 72 (3) 81 (4) 108 (5) 55[CAT08]

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