Question
Which symbol is used to access the value of a variable
in a shell script?Solution
$
A box contains ‘x + 1’ green balls, ‘x + 4’ blue balls and ‘x – 2’ yellow balls. If the probability of drawing a yellow ball is 1/30 less ...
A committee of 4 members is to be formed from 6 men and 4 women. Find the probability that the committee will have at least 2 women.
A bag contains black and white balls, such that the probability of picking a black ball is 4/7. If the probability of picking two black balls without re...
A bag contains 19 white and some black balls. If the probability of drawing a black ball from the bag is twice that of drawing a white ball, find the nu...
A bag contains 14 Green and 16 Red balls. One ball is drawn at random. What is the probability that the ball drawn is Red?
A is trying to break a bulb by throwing balls at it. If he hits the bulb 3 times in every 5 throws and bulb breaks 3 times out of 12 hits, then find the...
In a lottery, there are 8 prizes and 20 blanks. A lottery is drawn at random. What is the probability of getting a prize?
...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?
A box contains 6 blue shirts, 7 yellow shirts and 9 pink shirts. In how many ways can 4 shirts be drawn from the box, if at least one blue shirt, one ye...
A bag contains 5 red balls, 6 blue balls, and 9 green balls. Two balls are drawn at random without replacement. What is the probability that both balls ...
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