If two coins are tossed once. What is the probability of getting atleast one head?
1/4
2/4
3/4
1
The probability of getting either 1 or 2 when a die is thrown is
1/2
1/6
1/3
A problem in mathematics is given to 3 students whose chances of solving individually are 1/2,1/3 and 1/4 .
The probability that the problem will be solved atleast by one is
1/24
23/24
What is the probability of getting a head while tossing a coin
2
0
Two unbiased dice are thrown. Find the probability that six may be obtained as product
6/12
4/12
6/9
1/9
A bag contains 10 white and 20 red balls. The probability that a ball drawn at random is white equals
1/5
If
p(A)
1-p(A)
p(A)-1
1-(p(A))2