MEDIUM
11th CBSE
IMPORTANT
Earn 100

It is required to seat 5 men and 4 women in a row so that the women occupy the even places. How many such arrangements are possible?

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Important Questions on Permutations and Combinations

EASY
11th CBSE
IMPORTANT
Senior Secondary School Mathematics FOR CLASS 11>Chapter 33 - Permutations and Combinations>EXERCISE>Q 23
How many 3 digit numbers are there?
EASY
11th CBSE
IMPORTANT
Senior Secondary School Mathematics FOR CLASS 11>Chapter 33 - Permutations and Combinations>EXERCISE>Q 24
How many 3 digit numbers are there with no digit repeated?
MEDIUM
11th CBSE
IMPORTANT
Senior Secondary School Mathematics FOR CLASS 11>Chapter 33 - Permutations and Combinations>EXERCISE>Q 25
How many 4 digit numbers can be formed with no digit repeated by using the digits 3,4,5,6,7,8 and 0 ?
HARD
11th CBSE
IMPORTANT
Senior Secondary School Mathematics FOR CLASS 11>Chapter 33 - Permutations and Combinations>EXERCISE>Q 26
How many 3 digit even numbers can be formed with no digit repeated by using the digits 0,1,2,3,4 and 5 ?
MEDIUM
11th CBSE
IMPORTANT
Senior Secondary School Mathematics FOR CLASS 11>Chapter 33 - Permutations and Combinations>EXERCISE>Q 27
The number of positive integers greater than 6000 and less than 7000 which are divisible by 5 with no digit repeated, is
EASY
11th CBSE
IMPORTANT
Senior Secondary School Mathematics FOR CLASS 11>Chapter 33 - Permutations and Combinations>EXERCISE>Q 28
How many 10 digit numbers can be formed by using the digits 1 and 2 ?
EASY
11th CBSE
IMPORTANT
Senior Secondary School Mathematics FOR CLASS 11>Chapter 33 - Permutations and Combinations>EXERCISE>Q 29
How many words beginning with T and ending with E can be made with no letter repeated out of the letters of the word TRIANGLE?
MEDIUM
11th CBSE
IMPORTANT
Senior Secondary School Mathematics FOR CLASS 11>Chapter 33 - Permutations and Combinations>EXERCISE>Q 30
How many words can be formed from the letters of the word 'DAUGHTER' so that the vowels always come together?