Number 1 to 25 are marked on tokens of equals size one on each. A token is drawn at random. Find the probability of getting a number divisible by both 2 and 3?
A). 4/25
B). 7/25
C). 2/25
D). 9/25
Two dice are thrown simultaneously. What is the probability of getting a number other than 4 on any dice ?
A). 25/36
B). 1/3
C). 17/36
D). 2/3
There are 8 blue and 4 white balls in a bag . A ball is drawn at random. Without replacing it another ball is drawn. Find the probability that both the balls drawn are blue ?
A). 7/33
B). 14/33
C). 11/33
D). 2/33
A bag contains 5 white, 7 red and 8 black balls. If 4 balls are drawn one by one with replacement, what is the probability that all are white ?
A). 1/256
B). 1/16
C). 4/20
D). 4/8
A and B aim a target. The Probability that A hits the target is 5/7 and B hits the target in 7/10. What is the probability that exactly one of them hits the target ?
A). 21/10
B). 29/70
C). 31/70
D). 33/70