If P(A)=2/5, P(B)=3/10 and P(A ∩ B) =51, then P(A'  B'). P(B'  A') is equal to
5/6
5/7
25/42
1
Quiz Recommendation System API Link  https://fresherbellquizapi.herokuapp.com/fresherbell_quiz_api
#  Quiz 

1
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 
2
Discuss

The number of triangles that can be formed by choosing the vertices from a set of 12 points, seven of which lie on the same straight line, is
Solution 
3
Discuss

Three unbiased coins are tossed. What is the probability of getting at most two heads ?
Solution 
4
Discuss

How many integers between 1000 and 10000 have no digits other than 4, 5, or 6?
Solution 
5
Discuss

There are 8 orators A, B, C, D, E, F, G, and H. In how many ways can the arrangements be made so that A always comes before B and B always comes before C.
Solution 
6
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 
7
Discuss

If ,, are probabilities of three mutually exclusive events, then
SolutionAnswer :1/2 
8
Discuss

In how many ways can 10 people line up at a ticket window of a railway station?
Solution 
9
Discuss

A person tosses an unbiased coin. When head turns up, he gets Rs.8 and tail turns up he loses Rs.4. If 3 coins are tossed, what is probability that he gets a profit of Rs.12?
SolutionPerson will get profit of Rs 12 only when there is 2H (Head) and 1T (Tail) H + H + T = 12 8 + 8 + (4) = 12 Total outcome of 2 head and 1 tail = 2^{3} = 8 i.e (T, H, TH, HT, HH, HHT, HTH, THH) Total event with 2H and 1 T is 3 therfore probability = 3/8 
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