Home
Class 11
MATHS
Two events A and B have probabilities 0....

Two events A and B have probabilities 0.25 and 0.5 respectively. The probabilities that A and B occur simultaneously is 0.15. Then the probability that A or B occurs is

A

0.6

B

`0.7`

C

`0.55`

D

`0.72`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

Two events A and B probabilities 0. 25 and 0.5 respecively. The probabilities that A and B occur simultaneously is 0.15. Then the probablities that A or B occurs is

Two events A and B have probability 0.28 and 0.55 respectively. The probability that A and B occur simultaneously is 0.14. Find the probability that neither A nor B occurs

Two events A and B have probabilities 0.25 and 0.50, respectively. The probability that both A and B occur simultaneously is 0.14. then the probability that neither A nor B occurs is

If A and B are any two events, then the probability that exactly one of them occurs is

If A and B are events having probabilities P(A) = 0.6, P(B) = 0.4 and P(A nn B) = 0 then the probability that neither A nor B occurs is

An event has odds in favour 4 : 5, then the probability that event occurs, is

For an event, odds against is 6 : 5. The probability that event does not occur, is

Two coins are tossed simultaneously . Find the probability of the events no tail truns up.

If the probabilities for A to fail in anexamination is 0.2 and that for B is 0.3, then the probability that either A or B fails is