Probability test--I

A bag x contains 3 white balls and 2 black balls and another bag y contains 2 white balls and 4 black balls. A bag and a ball out of it are picked at random. The probability that the ball is white, is ____.
3/5
7/15
1/2
None of the above
The probabilities of a student getting I, II and III division in an examination are respectively  and  The probability that the student fails in the examination is ____.
None of the above
The probabilities of occurrence of two events are respectively 0.21 and 0.49. The probability that both occurs simultaneously is 0.16. Then the probability that none of the two occurs is ____.
0.30
0.46
0.14
None of the above
A, B, C are any three events. If P (S) denotes the probability of S happening then  ____.
None of the above
The probability that at least one of A and B occurs is 0.6. If A and B occur simultaneously with probability 0.3, then  ____.
0.9
1.15
1.1
1.2
The 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 ____.
0.39
0.25
0.904
None of the above
If A and B are two independent events such that  and  then  ____.
If A and B are two events such that  and  then  ____.
If A and B are two mutually exclusive events, then  ____.
Suppose that A, B, C are events such that  then  ____.
0.125
0.25
0.375
0.5
Description:

VARIOUS TYPES OF QUESTIONS ON PROBABILITY HAS BEEN INCLUDED IN THIS TEST

Discussion

easy test

4286 days 14 minutes ago

excellent test,but was easy!probability!

4286 days 14 minutes ago

Kajal Sengupta
Physics 9th to 12 th grade,CIE, Edexcel, AP, IB , CBSE, ICSE
87 Members Recommend
880 Followers

More Tests By Author

PHYSICS : REVISION TEST ON TOPICS OF CLASS XII ---XIII
10 Questions | 1039 Attempts

PHYSICS : REVISION TEST ON TOPICS OF CLASS XI --XIII
10 Questions | 256 Attempts

PHYSICS : REVISION TEST ON TOPICS OF CLASS XI --XII
10 Questions | 389 Attempts

Price:\$227.27

Price:\$175

Price:\$5.19