A bag contains 9 black and 10 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?
...In a box there are 12 orange, 5 white, and 7 blue balls. One ball is picked up randomly. What is the probability that it is neither white nor blue?
...A bag contains 20 black and 22 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?
...A letter is taken out at random from ‘CHACHAKE’ and another is taken out from ‘PATAKHE’. The probability that they are the same letter is
...A box contains only three colors of balls- red, green and blue. What is the minimum number of balls that should be picked from the box to ensure that at...
A box contains only three colors of balls- red, green and blue. What is the minimum number of balls that should be picked from the box to ensure that at...
A bag contains 9 black and 10 white balls. One ball is drawn at random. What is the probability that the ball drawn is 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...
Two players, A and B, play a tennis match. It is known that the probability of A winning the match is 0.65. What is the probability of B winning the mat...
Tickets numbered 1 to 50 are mixed up and then a ticket drawn at random. What is the probability that the ticket drawn bears a number which is multipl...
