A group of five persons is formed from five boys and fourgirls.
Find the probability that there are at least two girls in the group
Out of 3 girls and 6 boys a group of three members is to be formed in such a way that at least one member is agirl.
In how many different ways can it be done
A bag contains 5 red smileys, 6 yellow smileys and 3 greensmileys.
If two smileys are picked at random, what is the probability that both are red or both are green in colour
In a purse there are 30 coins, twenty one-rupee and remaining 50-paisecoins.
Eleven coins are picked simultaneously at random and are placed in abox.
If a coin is now picked from the box, find the probability of it being a rupee coin
In a box, there are 9 blue, 6 white and some blackstones.
A stone is randomly selected and the probability that the stone is black is ¼. Find the total number of stones in the box
In a box, there are four marbles of white color and five marbles of blackcolor.
Two marbles are chosenrandomly.
What is the probability that both are of the same color
Two letters are randomly chosen from the wordTIME.
Find the probability that the letters are T and M
14 persons are seated around a circulartable.
Find the probability that 3 particular persons always seated together
Two dice are rolledsimultaneously.
Find the probability of getting the sum of numbers on the on the two faces divisible by 3 or 4
A person starting with 64 rupees and making 6 bets, wins three times and loses three times, the wins and loses occurring in randomorder.
The chance for a win is equal to the chance for aloss.
If each wager is for half the money remaining at the time of the bet, then the final result is
A gain of Rs. 37
A loss of Rs. 37
A gain of Rs. 27
A loss of Rs. 27
A room contains 3 brown, 5 black and 4 whitechairs.
Two chairs are picked and are put in thelawn.
What is the probability that none of the chairs picked is white
The probability that a bowler bowled a ball from a point will hit by the batsman is ¼. Three such balls are bowled simultaneously towards the batsman from that verypoint.
What is the probability that the batsman will hit the ball
One card is drawn from a pack of 52 cards, each of the 52 cards being equally likely to be drawn find the probability the card drawn is red
A fair coin is tossed 11times.
What is the probability that only the first two tosses will yield heads
A fair six-sided die is rolledtwice.
What is the probability of getting 4 on the first roll and not getting 6 on the second roll
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