Roger Federer gets a chance of 60% to win 1st set of tennis and Andy Murray gets a chance of 55% to win 2nd set of tennis. In what Percent of cases are ...
A person has two vessels (A & B) that contain white and blue balls. In the Vessel 'A' there are 8 white and 8 blue balls and, in the Vessel, 'B' there a...
A bag contains 7 green balls, 5 blue balls, and 10 yellow balls. A box contains 3 green balls and 8 yellow balls. A ball is randomly drawn from the box ...
A bag contains 5 green, 7 yellow, 3 red, and 6 blue marbles. If a single marble is chosen at random from the bag, what is the probability that it is yel...
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
...The likelihood that Maya secures a place in college D is 90% and in college E is 85%. Maya's order of preference is 'D', then 'E', and finally 'F'. Assu...
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...
The probability of selecting a rotten apple randomly from a heap of 150 apples is 0.28. What is the number of rotten apples in the heap?
24 defective pens are accidentally mixed with 120 good ones. It is not possible to just look at a pen and tell whether or not it is defective. On...
A bag contains 15 white and some black balls. If the probability of drawing a black ball from the bag is thrice that of drawing a white ball, fin...
