A basket has 5 apples and 4 oranges. Three fruits are picked at random. The probability that at least 2 apples are picked is -.
1.25/42
2.9/20
3.10/23
4.41/42
A box contains 3 blue marbles, 4 red, 6 green marbles and 2 yellow marbles. If two marbles are picked at random, what is the probability that they are either blue or yellow?
1.3/22
2.4/21
3.2/21
4.1/14
A card is drawn from a pack of 52 cards. The probability of getting a queen of club or a king of heart is:
1.1/13
2.2/13
3.1/26
4.1/52
From a pack of cards two cards are drawn one after the other, with replacement. The probability that the first is a red card and the second is a king is -.
1.1/26
2.3/52
3.15/26
4.11/26
If six persons sit in a row, then the probability that three particular persons are always together is -.
1.1/20
2.3/10
3.1/5
4.4/5
In a drawer there are 4 white socks, 3 blue socks and 5 grey socks. Two socks are picked randomly. What is the possibility that both the socks are of same color?
1.4/11
2.1
3.2/33
4.19/66
Out of first 20 natural numbers, one number is selected at random. The probability that it is either an even number or a prime number is -.
1.1/2
2.16/19
3.4/5
4.17/20
The probability that a number selected at random from the first 50 natural numbers is a composite number is -.
1.21/25
2.17/25
3.4/25
4.8/25
. A box contains 3 blue marbles, 4 red, 6 green marbles and 2 yellow marbles. If three marbles are picked at random, what is the probability that they are all blue?
1.1/455
2.2/455
3.1/91
4. 4/455
10 books are placed at random in a shelf. The probability that a pair of books will always be together is -.
1.1/10
2.9/10
3.1/5
4.3/10
A bag contains 7 green and 8 white balls. If two balls are drawn simultaneously, the probability that both are of the same colour is -.
1.8/15
2.2/5
3.3/5
4.7/15
A bag contains five white and four red balls. Two balls are picked at random from the bag. What is the probability that they both are different color?
1.4/9
2.5/9
3.7/9
4.8/9
A box contains 3 blue marbles, 4 red, 6 green marbles and 2 yellow marbles. If four marbles are picked at random, what is the probability that none is blue?
1.17/91
2.33/91
3.51/91
4.65/91
A box contains 3 blue marbles, 4 red, 6 green marbles and 2 yellow marbles. If three marbles are drawn what is the probability that one is yellow and two are red?
1.24/455
2.3/91
3.12/455
4.15/91
A box contains 3 blue marbles, 4 red, 6 green marbles and 2 yellow marbles. If two marbles are drawn at random, what is the probability that at least one is green?
1.23/35
2.29/35
3.47/70
4.43/70
A box contains nine bulbs out of which 4 are defective. If four bulbs are chosen at random, find the probability that all the four bulbs are defective.
1.62/63
2.125/126
3.1/63
4.1/126
A box contains nine bulbs out of which 4 are defective. If four bulbs are chosen at random, find the probability that atleast one bulb is good.
1.6/63
2.2/63
3.125/126
4.1/126
A box contains nine bulbs out of which 4 are defective. If four bulbs are chosen at random, find the probability that exactly three bulbs are good.
1.20/31
2.20/63
3. 5/31
4.6/31
A coin is tossed live times. What is the probability that there is at the least one tail?
1.231/32
2.1/16
3.1/2
4.None of these
If a card is drawn from a well shuffled pack of cards, the probability of drawing a spade or a king is -.
1.19/52
2.17/52
3.5/13
4.4/13
If a number is chosen at random from the set {1, 2, 3, ...., 100}, then the probability that the chosen number is a perfect cube is -.
1.1/25
2.1/2
3.4/13
4.1/10
If four coins are tossed, the probability of getting two heads and two tails is -.
1.3/8
2.6/11
3.2/5
4.4/5
If two dice are thrown together, the probability of getting an even number on one die and an odd number on the other is -.
1.1/4
2.1/2
3.3/4
4.3/5
In a party there are 5 couples. Out of them 5 people are chosen at random. Find the probability that there are at the least two couples?
1. 5/21
2. 5/14
3. 9/14
4.16/21
Out of 10 persons working on a project, 4 are graduates. If 3 are selected, what is the probability that there is at least one graduate among them?
1.1/6
2. 5/8
3. 3/8
4. 5/6
Out of 15 consecutive numbers, 2 are chosen at random. The probability that they are both odds or both primes is -.
1.10/17
2.10/19
3.46/105
4.Cannot be determined
The probability of a lottery ticket being a prized ticket is 0.2. When 4 tickets are purchased, the probability of winning a prize on atleast one ticket is -.
1.0.4869
2. 0.5904
3.0.6234
4. 0.5834
The probability that A speaks truth is 3/5 and that of B speaking truth is 4/7. What is the probability that they agree in stating the same fact?
1.18/35
2.12/35
3.17/35
4.19/35
Three 6 faced dice are thrown together. The probability that all the three show the same number on them is -.
1.1/216
2.1/36
3.5/9
4.5/12
Three 6 faced dice are thrown together. The probability that exactly two dice show the same number on them is -.
1.5/9
2.5/12
3.1/36
4.7/12
Three 6 faced dice are thrown together. The probability that no two dice show the same number on them is -.
1.7/12
2.5/9
3.1/36
4.5/12
Three 6 faced dice are thrown together. The probability that no two dice show the same number on them is -.
1.7/12
2.5/9
3.1/36
4.5/12
What are the chances that no two boys are sitting together for a photograph if there are 5 girls and 2 boys?
1.1/21
2.4/7
3. 2/7
4.5/7
What is probability of drawing two clubs from a well shuffled pack of 52 cards?.
1.13/51
2.1/17
3.1/26
4.13/17
What is the probability that a leap year has 53 Sundays and 52 Mondays?
1.0
2.1/7
3. 2/5
4.5/7