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Amount spent on food = 0.2 x 2000 = Rs.400 Amount spent on travelling = 0.35 x (2000 – 400) = Rs.560 His savings = 2000 – (400 + 560 + 550) = Rs.490
A bag contains 5 red balls, 4 green balls, and 3 yellow balls. Two balls are drawn randomly. What is the probability that both are of the same color?
16 rotten bananas are accidentally mixed with 155 good ones. It is not possible to just look at a banana and tell whether or not it is rotten. One banan...
Determine the probability that when a hand of 7 cards is drawn from a box of 52 cards, it consists at least 3 kings?
In a basket, there are (x + 7) red balls, ‘x’ blue balls, and (x + 3) black balls. If the probability of picking two blue balls at random is (1/28),...
A bag contains 13 white and some black balls. If the probability of drawing a black ball from the bag is 3 times that of drawing a white ball, find the ...
Mohit is a teacher and he teach some students in two (Morning & evening) slots. There are 5 boys and ‘x’ girls in morning slot, while there are ‘x...
A bag contains x white balls, (x + 4) black balls and (x + 8) yellow balls. If probability of getting a black ball is 1/12 more than that of getting a w...
A box contains 6 red, 4 blue, 2 green and 4 yellow pens. If four pens are picked at random, what is the probability that one is green, two are blue and ...
what is the probability that at least one of them narrates an incident truthfully.
A box contains 5 red, 4 blue, and 6 green balls. Two balls are drawn at random. What is the probability that both balls are green?
