Cost price of 1 apple = 60/25 = Rs.2.4 Selling price of 1 apple = 2.4 × 125% = Rs.3 Required number = 72/3 = 24
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 container holds 15 orange, 9 purple, and 6 gray balls. If 2 balls are picked at random without replacement, find the probability that the first ball i...
A coin is tossed four times one by one. What is the probability of getting a tail for the first time, head for the second time and again head for the th...
There are two bags P and Q. Bag P contains 5 Yellow and 6 Green balls while bag Q contains 6 Yellow and 5 Green balls. As a part of an experiment, a fai...
A bag contains 24 white and some black balls. If the probability of drawing a black ball from the bag is 1.5 times that of drawing a white ball, ...
The probability of rain occurring on Monday is 1/8 , and the probability of no rain on Tuesday is 3/7 . What is the probability that it will rai...
A bag contains a certain number of fruits of three varieties: apple, orange, and banana. The total number of apples and oranges is 13, which is 5 more t...
A bag contains 9 Green and 10 Red balls. One ball is drawn at random. What is the probability that the ball drawn is Red?
P and Q together started a business with initial investment in the ratio of 1:4, respectively. The time-period of investment for P and Q is in the ratio...
Two cards are drawn together from a pack of 52 cards. The probability that one is a club and one is a diamond?
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