A box of bulbs is inspected by examining three randomly selected bulbs drawn without replacement. If all the three bulbs are non-defected, the box is ap...
Ten tickets numbered 1 to 15 are placed in a box, mixed up thoroughly and then one ticket is drawn randomly. If it is known that the number on the drawn...
The probability of selecting a rotten egg randomly from a basket of 250 eggs is 0.2. What is the number of rotten eggs in the basket?
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...
A bag contains 20 white and some black balls. If the probability of drawing a black ball from the bag is 2.5 times that of drawing a white ball, ...
The probability that Leah will be accepted into program P is 60% and into program Q is 40%. Leah prefers program 'P' first, then 'Q', and finally 'R'. A...
A bag contains 6 black and 8 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?
...A bag contains (2x + y) red balls, 32 black balls, and (3x – y) yellow balls. The probability of drawing a red ball is 4/13, and the probability of dr...
A person wanted to visit four places Chennai, Bangalore, Delhi, and Mumbai in one trip. Find the probability of the person visiting Chennai immediately ...
A card is drawn randomly from a collection of total face cards. What is the probability that the drawn card is a Queen?
