Question
If (x + y) = 17, xy = 9, then what is the value of x³ +
y³ ?Solution
The correct answer is A
A bag contains 20 white and some black balls. If the probability of drawing a black ball from the bag is 6.25 times that of drawing a white ball,...
In a lottery, there are 8 prizes and 20 blanks. A lottery is drawn at random. What is the probability of getting a prize?
...In how many ways can the letters of the word "EXAMPLE" be arranged, and what is the probability that all the vowels in these arrangements always appear ...
Given that E and F are events such that P(E) = 0.7, P(F) = 0.4 and P(E ∩ F) = 0.3, find P(E|F) and P(F|E)
If a coin is tossed repeatedly and the head appears for the first 94 times then what is the probability that the tail appears on the 95th toss?
A bag contains 20 white and some black balls. If the probability of drawing a black ball from the bag is 2.5 times that of drawing a white ball, find th...
22 rotten bananas are accidentally mixed with 136 good ones. It is not possible to just look at a banana and tell whether or not it is rotten. One banan...
In a lottery, there are 11 prizes and 30 blanks. A lottery is drawn at random. What is the probability of getting a prize?
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 ...
what is the probability that at least one of them narrates an incident truthfully.
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