What is the probability that the cards drawn contains 1 red card, 1 purple card and 1 yellow card?
In a lottery, there are 6 prizes and 30 blanks. A lottery is drawn at random. What is the probability of getting a prize?
...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 a...
A is trying to break a bulb by throwing balls at it. If he hits the bulb 4 times in every 11 throws and bulb breaks 3 times out of 7 hits, then find the...
Karan has a 65% chance of being admitted to school L and a 55% chance at school M. His preferences are 'L', then 'M', and lastly 'N'. Assuming Karan get...
A bag contains 10 white and some black balls. If the probability of drawing a black ball from the bag is 2 times that of drawing a white ball, find the ...
A brother and a sister appear for an interview against two vacant posts in an office. The probability of the brother’s selection is 1/5 and that of th...
Atul and Bhuvan play a game where each is asked to select a number from 1 to 9. If the two numbers same, both win a prize. The probability that they wil...
What is the probability that four A’s come consecutively in the word ‘AMALGAMATION’
There are 'x' one-rupee coins, 'x + 5' two-rupee coins, and 'x - 5' five-rupee coins in a purse. Two coins are drawn from the purse without replacement,...
