MEDIUM
JEE Main/Advance
IMPORTANT
Earn 100

Total number of even divisors of which are divisible by are -
(a)
(b)
(c)
(d)

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Important Questions on Permutation and Combination
HARD
JEE Main/Advance
IMPORTANT
The number of five digit numbers that can be formed using all the digits which are -

HARD
JEE Main/Advance
IMPORTANT
All the digit numbers containing each of the digits exactly once and not divisible by are arranged in the increasing order. Then -

MEDIUM
JEE Main/Advance
IMPORTANT
There are different books on different topics in Mathematics.
If the number of ways in which these books are distributed between two students and such that get books and gets books.
The number of ways in which these books are distributed between two students and such that one of them gets books and another gets books.
The number of ways in which these books are divided into two groups of books and books then -

HARD
JEE Main/Advance
IMPORTANT
Number of dissimilar terms in the expansion of is -

MEDIUM
JEE Main/Advance
IMPORTANT
A persons wants to invite one or more of his friend for a dinner party. In how many ways can he do so if he has eight friends :-

MEDIUM
JEE Main/Advance
IMPORTANT
If denotes the number of permutations of different things taken all at a time then is also identical to :-

HARD
JEE Main/Advance
IMPORTANT
Which of the following statement(s) is/are true :-

HARD
JEE Main/Advance
IMPORTANT
If then the value of is
