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11th West Bengal Board
IMPORTANT
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How many permutations can be made of the letters of the word SERIES?

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Important Questions on Permutations and Combinations

EASY
11th West Bengal Board
IMPORTANT
WBCHSE Mathematics for Class 11>Chapter 7 - Permutations and Combinations>EXERCISE 5F>Q 5
How many words can be made of the letters of the word SERIES, which start with S and end with S?
EASY
11th West Bengal Board
IMPORTANT
WBCHSE Mathematics for Class 11>Chapter 7 - Permutations and Combinations>EXERCISE 5F>Q 6
How many numbers can be formed with the help of the digits 5, 4, 3, 5, 3?
MEDIUM
11th West Bengal Board
IMPORTANT
WBCHSE Mathematics for Class 11>Chapter 7 - Permutations and Combinations>EXERCISE 5F>Q 7
How many 7-digit numbers can be formed using the digits 1, 2, 0, 2, 4, 2 and 4?
EASY
11th West Bengal Board
IMPORTANT
WBCHSE Mathematics for Class 11>Chapter 7 - Permutations and Combinations>EXERCISE 5F>Q 8
How many numbers can be formed with the digits 1, 2, 3, 4, 3, 2, 1 so that the odd digits always occupy the odd places?
EASY
11th West Bengal Board
IMPORTANT
WBCHSE Mathematics for Class 11>Chapter 7 - Permutations and Combinations>EXERCISE 5F>Q 9
How many different signals can be made from 4 red, 2 white and 3 green flags by arranging all of them vertically on a flagstaff?
EASY
11th West Bengal Board
IMPORTANT
WBCHSE Mathematics for Class 11>Chapter 7 - Permutations and Combinations>EXERCISE 5F>Q 10
How many 3-digit numbers can be formed by using the digits 0, 1, 3, 5, 7 while each digit may be repeated any number of times?
EASY
11th West Bengal Board
IMPORTANT
WBCHSE Mathematics for Class 11>Chapter 7 - Permutations and Combinations>EXERCISE 5F>Q 11
In how many ways can 4 letters be posted in 3 letter boxes?
EASY
11th West Bengal Board
IMPORTANT
WBCHSE Mathematics for Class 11>Chapter 7 - Permutations and Combinations>EXERCISE 5F>Q 12
In how many ways can 5 prizes be distributed among 4 students, when each student may receive any number of prizes? [Write your answer in four digits]