If C(n, 7) = C(n, 5), find n
12
15
18
-1
Quiz Recommendation System API Link - https://fresherbell-quiz-api.herokuapp.com/fresherbell_quiz_api
| # | Quiz |
|---|---|
|
1
Discuss
|
It is required to seat 5 boys and 4 girls in a row so that the girls occupy the even places. How many such arrangements are possible?
Solution |
|
10
Discuss
|
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.
Solution |
|
2
Discuss
|
A basketball team of 5 players is to be selected from a group of 10 men and 8 women players. A volley ball team of 6 players is to be selected from a group of 8 men and 7 women players. Find the difference in the number of ways in which both the teams are selected, given that each team has only 2 female players.
Solution |
|
3
Discuss
|
A biased coin in tossed thrice. What is the probability that heads turns out at least twice considering that the probability of a head is 60%?
Solution |
|
4
Discuss
|
In how many ways the letters of the word “UNDERDOG” can be arranged such that the first and last letters are same and no two vowels are together?
Solution |
|
5
Discuss
|
If a team of 4 persons is to be selected from 8 males and 8 females, then in how many ways can the selections be made to include at least 1 female
Solution |
|
6
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 |
|
7
Discuss
|
What is the sum of all 4 digit numbers that can be formed by the digits 1, 2, 3, 4 each exactly once
Solution |
|
8
Discuss
|
Ten participants are participating in a competition. In how many ways can the first three prizes be won?
Solution |
|
9
Discuss
|
In a simultaneous throw of two dice, what is the probability of getting a total of 7?
Solution |
| # | Quiz |
Copyright © 2020 Inovatik - All rights reserved