There are 20 people among whom two are sisters. Find the number of ways in which we can arrange them around a circle so that there is exactly one person between the two sisters.
2! x 19!
18!
18! x 2!
19!
Quiz Recommendation System API Link - https://fresherbell-quiz-api.herokuapp.com/fresherbell_quiz_api
# | Quiz |
---|---|
1
Discuss
|
If (n + 2)! = 2550 (n!); find ’n’
Solution |
2
Discuss
|
In how many ways can a cricketer can score 200 runs with fours and sixes only?
Solution |
3
Discuss
|
What is the probability of getting at least one six in a single throw of three unbiased dice?s
Solution |
4
Discuss
|
There are three rooms in a motel: one single, one double, and one for four persons. How many ways are there to house seven persons in these rooms?
Solution |
5
Discuss
|
Seven different objects must be divided among three people. In how many ways can this be done if one or two of them must get no objects?
Solution |
6
Discuss
|
In how many different ways can the letters of the word 'MATHEMATICS' be arranged so that the vowels always come together
Solution |
7
Discuss
|
How many natural numbers can be made with digits 0, 7, 8 which are greater than 0 and less than a million?
Solution |
8
Discuss
|
From a group of 7 men and 6 women, five persons are to be selected to form a committee so that at least three men are in the committee. In how many ways can it be done?
Solution |
9
Discuss
|
How many words can be formed from the letters of the word "SIGNATURE" so that vowels always come together.
Solution |
10
Discuss
|
A speaks truth in 75% cases and B in 80% of the cases. In what percentage of the cases are they likely to contradict each other, narrating the same incident?
Solution |
# | Quiz |
Copyright © 2020 Inovatik - All rights reserved