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Start learning 50% faster. Sign in nowHere the terms of the given expression can also be rounded off as `=(31xx10+25xx26)/(32xx5)=960/160=6`
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...
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...
Two cards are drawn at random from a pack of 52 cards. What is the probability that either both are black or both are queens?
A bag contains 12 black and 14 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?
A bag contains x orange balls, (x + 5) purple balls and (x + 7) green balls. If probability of getting a purple ball is 1/15 more than that of getting a...
A bag contains 16 black and 18 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?
...John bought a watch for Rs. 3,400 and sold it at a profit percentage equal to the profit percentage earned on selling 10 bicycles for the cost price of ...
Tokens numbered 1 to 350 are in a bag. What is the probability that the Token drawn has a number which is a multiple of 6 or 7?
