In a lottery, there are 11 prizes and 30 blanks. A lottery is drawn at random. What is the probability of getting a prize?
A biased six-faced dice when thrown, is thrice as likely to show an odd number than an even number. If it is thrown twice, then the probability that the...
- βAβ and βBβ play a game in which a coin is tossed 4 times. βAβ wins if at least 3 heads appear. Find the probability that βAβ wins.
In a bag, there are four different colour of balls namely Red, Blue, Green and Yellow. The ratio between the number of blue and yellow balls in the bag ...
A bag contains 8 black and 10 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?
...- A money bag has eight 50 paise coins, seven Rs. 2 coins, and ten Rs. 10 coins. If one coin falls out and is lost, what is the probability that the lost coi...
A bag contains 5 red bottles, 6 yellow bottles and 8 green bottles . 3 bottles are drawn randomly. What is the probability t...
- There are 7 blue and 3 white balls in a basket. Two balls are drawn randomly. Find the probability that both the balls are white.
The names of 10 students from section A, 12 students from section B and 14 students from section C were selected. The age of all the 36 students was dif...
If an event E has more than one possible outcomes, it is called a ______