JEE-Level Application Problems

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Try the first 5 questions

1.
The letters of "SACHIN" are arranged in dictionary order. The rank of "SACHIN" is:
2.
The number of ways to arrange "MATHEMATICS" is:
3.
How many 4-digit numbers formed by {0,1,2,3,4} (no repetition) are divisible by 4?
4.
(corrected).** How many 4-digit numbers formed by {0,1,2,3,4} (no repetition) are divisible by 4?
5.
A bag contains 5 black and 6 red balls. In how many ways can 2 black and 3 red balls be selected?

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