If 18Cr = 18Cr+2 ; find rC5.
56
63
49
42
Quiz Recommendation System API Link - https://fresherbell-quiz-api.herokuapp.com/fresherbell_quiz_api
# | Quiz |
---|---|
1
Discuss
|
Two variants of the CAT paper are to be given to 12 students. In how many ways can the students be placed in two rows of six each so that there should be no identical variants side by side and that the students sitting one behind the other should have the same variant. Find the number of ways this can be done
Solution |
2
Discuss
|
In a lottery, there are 10 prizes and 25 blanks. A lottery is drawn at random. What is the probability of getting a prize?
Solution |
3
Discuss
|
A box contains two white balls, three black balls and four red balls. Balls of the same colour are distinct. The number of ways in which three balls can be drawn from the box if atleast one black ball is to be included in the draw, is
Solution |
4
Discuss
|
How many 3-digit numbers can be formed from the digits 2, 3, 5, 6, 7 and 9, which are divisible by 5 and none of the digits is repeated
Solution |
5
Discuss
|
If A and B are two independent events with P(A) = 3/5 and P(B) = 4/9 , then P(A' ∩ B' ) equals
Solution |
6
Discuss
|
How many numbers can be formed from 1, 2, 3, 4, 5 (without repetition), when the digit at the unit’s place must be greater than that in the ten’s place?
Solution |
7
Discuss
|
In how many different ways can the letters of the word 'CORPORATION' be arranged so that the vowels always come together?
Solution |
8
Discuss
|
In a single throw with four dice,the probability of throwing seven is
Solution |
9
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 |
10
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