There are 4 letters and 4 directed envel...

There are 4 letters and 4 directed envelopes the number of ways in which all the letters could be put into the wrong envelopes is

none of these

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

PARABOLA, ELLIPSE AND HYPERBOLA
PATHFINDER|Exercise QUESTION BANK|66 Videos
PERMUTATION AND COMBINATIONS
PATHFINDER|Exercise QUESTION BANK|81 Videos

Similar Questions

Explore conceptually related problems

There are four letters and four directed envelopes. The number of ways in which all the letters can be put in the wrong envelope is a. 8 b. 9 c. 16 d. none of these

There are n letters and n addressed envelopes. Find the probability that all the letters are not kept in the right envelope.

The number of ways in which 5 letters can be posted in 10 letter boxes is

There are four letters and four envelops with proper address. Find the probability that the letters are not in proper envelops.

Four different letters are written and the corresponding addresses are correctly written on four envelopes . One letter can be replaced in one envelope . Find the numbers of ways so that all the letters are wrongly placed.

A person writes letters to six friends and addresses the corresponding envelopes. In how many ways can be letters be placed in the envelopes so that all the letters are in the wrong envelopes.

There are greetings cards, each of a different colour and 7 envelopes of same 7 colours as that of the cards. The number of ways in which the cards can be put in envelopes, so that exactly 4 of the cards go into envelopes of respective colour is,

Find the number of ways in which one or more letters can be selected from the letters PPPQQQQRRRRRSTUV.

A secretary writes 4 letters and the corresponding address on 4 envelopes if he inserts the letters in the envelopes at random irrespective of address then calculate the probability that all the letters are wrongly placed.

A letter lock consists of three rings marked with 15 different letters . If N denotes the number of ways in which it is possible to make unsuccessful attempts to open the lock, then

PATHFINDER-PERMUTATION AND COMBINATION-QUESTION BANK

The number of ways in which three distinct numbered in an increasing A...
Text Solution
|
The number of permutations of the letters of the word ENDEANOEL taken ...
Text Solution
|
There are 4 letters and 4 directed envelopes the number of ways in whi...
Text Solution
|
Let E={1,2,3,4},F={1,2} then the number of onto functions from E to F ...
Text Solution
|
The number of 5 digits numbers that contain 7 exactly once is
Text Solution
|
Number of 4 digit numbers which are divisible by 4 that can be formed ...
Text Solution
|
The number of ways of painting the faces of a cube with six different ...
Text Solution
|
Find the number of words which can be made from letters of the word IN...
Text Solution
|
Sanjay has 10 friends among whom two are married to each other she wis...
Text Solution
|
There are n seats round a table marked 1,2,3,…..n the number of ways i...
Text Solution
|
The number of ways in which 10 candidates A1,A2,….A10 can be ranked so...
Text Solution
|
If a seven digit number made up of all distinct digits 8,7,6,4,2,x and...
Text Solution
|
The number of ways of choosing four letters from the letters of the wo...
Text Solution
|
Ten persons amongst whom are A,B and C are to speak at a function the ...
Text Solution
|
(10!)=(2)^p.(3)^q.(5)^r.(7)^8 then
Text Solution
|
if n objects are arranged in a row then the number of ways of selectin...
Text Solution
|
Different words are being formed by arranging the letters of the word ...
Text Solution
|
Different words are being formed by arranging the letters of the word ...
Text Solution
|
Let p be a prime number and n be a positive integer then exponent of p...
Text Solution
|
Let p be a prime number and n be a positive integer then exponent of p...
Text Solution
|