Ten different letters of an alphabet are...

Ten different letters of an alphabet are given . Words with five letters are formed from these given letters. Then the number of wards which have at least one letter repeated is :

A

69760

B

30240

C

99748

D

None of these

Text Solution

Verified by Experts

The correct Answer is:

A

Promotional Banner

Promotional Banner

Topper's Solved these Questions

PERMUTATIONS AND COMBINATIONS
MODERN PUBLICATION|Exercise Latest Questions from AIEEE/JEE Examinations|6 Videos
PERMUTATIONS AND COMBINATIONS
MODERN PUBLICATION|Exercise Recent Competitive Questions|6 Videos
PERMUTATIONS AND COMBINATIONS
MODERN PUBLICATION|Exercise Recent Competitive Questions|6 Videos
PARABOLA
MODERN PUBLICATION|Exercise RECENT COMPETITION QUESTION (QUESTION FROM KARNATAKA CET & COMED)|9 Videos
PROBABILITY
MODERN PUBLICATION|Exercise RECENT COMPETITIVE QUESTIONS (QUESTIONS FROM KARNATAKA CET & COMED )|11 Videos

Similar Questions

Explore conceptually related problems

Ten different letters of alphabet are given. Words with five letters are formed from these give letters.Then the number of words which have at least one letter repeated, is :

The different letters of alphabet are given words with five letters are for med from these give letters . The number of word which have at least one latter repeated is :

There are 4 letters and 4 directed envelopes . The number of ways in which every letter is put into a wrong envelope is :

How many 4 - letter code can be formed using the first 10 letters of the English alphabet, if no letter can be repeated ?

Number of words of 4 letters that can be formed with the letters of the word IIT JEE, is

The number of ways in which any four letters can be selected from the word CORGOO is

How many words can be formed from the letters of the word 'COURTESY' whose first letter is C and the last letter is Y?

Two letters are chosen from the letters of the word 'EQUATIONS'. The probability that one is vowel and the other is consonant is

Two letters are chosen from the letters of the word 'EQUATIONS'. The probability that one is vowel and the other is consonant is

MODERN PUBLICATION-PERMUTATIONS AND COMBINATIONS -Multiple Choice Questions - LEVEL - II

A box contains two white balls, three black balls and four red balls....
Text Solution
|
There are n books having p copies of each . The number of ways in whi...
Text Solution
|
Ten different letters of an alphabet are given . Words with five lette...
Text Solution
|
m parallel lines in a plane are intersected by a family of n parallel ...
Text Solution
|
A student is allowed to select at most n books from a collection of (2...
Text Solution
|
The sides AB, BC BC, CA of triangles ABC have 3 4 and 5 interior poin...
Text Solution
|
How many number between 5000 and 10,000 can be formed using the digits...
Text Solution
|
If the letters of the word '' RACI II T '' are arranged in all possibl...
Text Solution
|
Let A be the set of 4 - digit numbers abcd, where a gt b gt c gt d , ...
Text Solution
|
Four couples (husband and wife ) decide to form a committee of four me...
Text Solution
|
Number of odd proper divisors of 3^(p).6^(m).21^(n) is :
Text Solution
|
Sum of divisors of 2^(5).3^(7).5^(3).7^(2) is :
Text Solution
|
Eight chairs are numbered 1 to 8.Two women and three men wish to occup...
Text Solution
|
There are four balls of different colours and four boxes of colours sa...
Text Solution
|
In a city no two person have identical set of teeth and there is no pe...
Text Solution
|
Number of non - negative integral solutions of a+b+c+d=n,n in N, is :
Text Solution
|
The straight lines , l1,l2 and l3 are parallel and lie in the same pla...
Text Solution
|
Seven different lecturers are to deliver lectures in seven periods of ...
Text Solution
|
A shop keeper sells three varieties of perfumes and he has a large num...
Text Solution
|
On a railway there are 20 stations. The number of different tickets r...
Text Solution
|