45 + Mcqs in Probability Page 1 McqOptions

1.	There is a pack of 52 cards and Rohan draws two cards together, what is the probability that one is spade and one is heart ?
A.	11/102
B.	13/102
C.	11/104
D.	11/102
Answer» C. 11/104

Discussion

2.	Bag contain 10 back and 20 white balls, One ball is drawn at random. What is the probability that ball is white
A.	1
B.	2/3
C.	1/3
D.	4/3
Answer» C. 1/3

Discussion

3.	A box contains 5 green, 4 yellow and 3 white balls. Three balls are drawn at random. What is the probability that they are not of same colour.
A.	52/55
B.	3/55
C.	41/44
D.	3/44
Answer» D. 3/44

Discussion

4.	From a pack of 52 cards, two cards are drawn together, what is the probability that both the cards are kings
A.	2/121
B.	2/221
C.	1/221
D.	1/13
Answer» D. 1/13

Discussion

5.	A speaks truth in 75% of cases and B in 80% of cases. In what percentage of cases are they likely to contradict each other, narrating the same incident
A.	30%
B.	35%
C.	40%
D.	45%
Answer» C. 40%

Discussion

6.	From a pack of 52 cards, 1 card is drawn at random. Find the probability of a face card drawn.
A.	3/13
B.	1/52
C.	1/4
D.	None of above
Answer» B. 1/52

Discussion

7.	A card is drawn from a pack of 52 cards. The probability of getting a queen of club or a king of heart is
A.	1/13
B.	2/13
C.	2/13
D.	1/52
Answer» D. 1/52

Discussion

8.	In a box, there are 8 red, 7 blue and 6 green balls. One ball is picked up randomly. What is the probability that it is neither blue nor green?
A.	2/3
B.	8/21
C.	3/7
D.	9/22
Answer» C. 3/7

Discussion

9.	Two dice are thrown simultaneously. What is the probability of getting two numbers whose product is even ?
A.	3/4
B.	1/4
C.	7/4
D.	1/2
Answer» B. 1/4

Discussion

10.	What is the probability of getting a sum 9 from two throws of dice.
A.	1/3
B.	1/9
C.	1/12
D.	2/9
Answer» C. 1/12

Discussion

11.	In a throw of dice what is the probability of getting number greater than 5
A.	1/2
B.	1/3
C.	1/5
D.	1/6
Answer» E.

Discussion

12.	Three unbiased coins are tossed, what is the probability of getting at least 2 tails ?
A.	1/3
B.	1/6
C.	1/2
D.	1/8
Answer» D. 1/8

Discussion

13.	In a throw of coin what is the probability of getting tails.
A.	1
B.	2
C.	1/2
D.	0
Answer» D. 0

Discussion

14.	A letter is chosen at random from the letters of the word ï¿½ASSASSINATIONï¿½. The probability that the letter chosen has:
A.	6/13
B.	7/13
C.	1
D.	none of these.
Answer» C. 1

Discussion

15.	If three coins are tossed simultaneously, than the probability of getting at least two heads, is
A.	1/4
B.	3/8
C.	1/2
D.	1/8
Answer» D. 1/8

Discussion

16.	The sum of the probability of an event and non event is :
A.	2
B.	1
C.	0
D.	none of these.
Answer» C. 0

Discussion

17.	The probability that a prime number selected at random from the numbers (1,2,3, ..........35) is :
A.	12/35
B.	11/35
C.	13/35
D.	none of these
Answer» C. 13/35

Discussion

18.	What is the probability that a number selected from the numbers (1, 2, 3,..........,15) is a multiple of 4?
A.	1/5
B.	4/5
C.	2/15
D.	1/3
Answer» B. 4/5

Discussion

19.	The probability that it will rain tomorrow is 0.85. What is the probability that it will not rain tomorrow
A.	0.25
B.	0.145
C.	3/20
D.	none of these
Answer» D. none of these

Discussion

20.	A bag contains 3 red and 2 blue marbles. A marble is drawn at random. The probability of drawing a black ball is :
A.	3/5
B.	2/5
C.	0/5
D.	1/5
Answer» D. 1/5

Discussion

21.	The probability of a leap year selected at random contain 53 Sunday is:
A.	53/ 366
B.	1/7
C.	2/7
D.	53/365
Answer» B. 1/7

Discussion

22.	Three coins are tossed. What is the probability of getting at most two tails?
A.	7/8
B.	1/8
C.	2/8
D.	4/8
Answer» B. 1/8

Discussion

23.	A box has 10 black and 10 white balls. What is the probability of getting two balls of the same color?
A.	10/19
B.	9/38
C.	9/19
D.	5/38
Answer» D. 5/38

Discussion

24.	A dice is rolled twice. What is the probability of getting sum 9?
A.	2/3
B.	1/3
C.	1/9
D.	3/9
Answer» D. 3/9

Discussion

25.	A class consists of 15 girls and 10 boys. Three students are to be randomly selected. Find the probability that one boy and two girls are picked.
A.	1/50
B.	3/25
C.	21/46
D.	25/122
Answer» D. 25/122

Discussion

26.	Two dice are tossed simultaneously. Find the probability that the total is a prime number.
A.	7/9
B.	5/12
C.	1/6
D.	5/9
Answer» E.

Discussion

27.	Tickets numbered 1 to 50 are mixed and one ticket is drawn at random. Find the probability that the ticket drawn has a number which is a multiple of 4 or 7?
A.	9/25
B.	9/50
C.	18/25
D.	None of these
Answer» B. 9/50

Discussion

28.	Two friends A and B apply for a job in the same company. The chances of A getting selected is 2/5 and that of B is 4/7. What is the probability that both of them get selected?
A.	8/35
B.	34/35
C.	27/35
D.	None of these
Answer» B. 34/35

Discussion

29.	Three unbiased coins are tossed. What is the probability of getting at least 2 tails?
A.	0.75
B.	0.5
C.	0.25
D.	0.2
Answer» C. 0.25

Discussion

30.	Suresh keeps all his socks in a single drawer. He has 24 pairs of white socks and 18 pairs of grey socks. Suresh picks 3 socks randomly. Find the possibility of Suresh choosing a matching pair.
A.	1/36
B.	1/108
C.	7/36
D.	1
Answer» E.

Discussion

31.	What will be the possibility of drawing a jack or a spade from a well shuffled standard deck of 52 playing cards?
A.	4/13
B.	1/26
C.	1/13
D.	17/52
Answer» B. 1/26

Discussion

32.	A box has 6 black, 4 red, 2 white and 3 blue shirts. When 2 shirts are picked randomly, what is the probability that either both are white or both are blue?
A.	4/105
B.	1/35
C.	1/105
D.	1/15
Answer» B. 1/35

Discussion

33.	A pot has 2 white, 6 black, 4 grey and 8 green balls. If one ball is picked randomly from the pot, what is the probability of it being black or green?
A.	3/4
B.	7/10
C.	4/3
D.	1/10
Answer» C. 4/3

Discussion

34.	There are 2 pots. One pot has 5 red and 3 green marbles. Other has 4 red and 2 green marbles. What is the probability of drawing a red marble?
A.	9/14
B.	31/48
C.	1
D.	1/2
Answer» C. 1

Discussion

35.	In a set of 30 game cards, 17 are white and rest are green. 4 white and 5 green are marked IMPORTANT. If a card is chosen randomly from this set, what is the possibility of choosing a green card or an ‘IMPORTANT’ card?
A.	13/30
B.	22/30
C.	17/30
D.	9/13
Answer» D. 9/13

Discussion

36.	A box has 6 black, 4 red, 2 white and 3 blue shirts. Find the probability of drawing 2 black shirts if they are picked randomly?
A.	1/8
B.	2/15
C.	6/15
D.	1/7
Answer» B. 2/15

Discussion

37.	A box has 6 black, 4 red, 2 white and 3 blue shirts. What is the probability that 2 red shirts and 1 blue shirt get chosen during a random selection of 3 shirts from the box?
A.	18/455
B.	7/15
C.	7/435
D.	7/2730
Answer» B. 7/15

Discussion

38.	A box has 6 black, 4 red, 2 white and 3 blue shirts. What is probability of picking at least 1 red shirt in 4 shirts that are randomly picked?
A.	4/15
B.	24/455
C.	69/91
D.	22/91
Answer» D. 22/91

Discussion

39.	A box has 5 black and 3 green shirts. One shirt is picked randomly and put in another box. The second box has 3 black and 5 green shirts. Now a shirt is picked from second box. What is the probability of it being a black shirt?
A.	4/9
B.	29/72
C.	8/72
D.	3/16
Answer» C. 8/72

Discussion

40.	What is the possibility of having 53 Thursdays in a non-leap year?
A.	6/7
B.	1/7
C.	1/365
D.	53/365
Answer» C. 1/365

Discussion

41.	In a drawer there are 5 black socks and 3 green socks. Two socks are picked randomly one after the other without replacement. What is the possibility that both the socks are black?
A.	5/14
B.	5/8
C.	3/8
D.	5/16
Answer» E.

Discussion

42.	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?
A.	4/11
B.	1
C.	2/33
D.	19/66
Answer» E.

Discussion

43.	When two coins are tossed simultaneously, what are the chances of getting at least one tail?
A.	3/4
B.	1/5
C.	4/5
D.	1/4
Answer» E.

Discussion

44.	What is probability of drawing two clubs from a well shuffled pack of 52 cards?
A.	13/51
B.	1/17
C.	1/26
D.	13/17
Answer» C. 1/26

Discussion

45.	What are the chances that no two boys are sitting together for a photograph if there are 5 girls and 2 boys?
A.	1/21
B.	4/7
C.	2/7
D.	5/7
Answer» E.

Discussion

Explore topic-wise MCQs in Maharashtra CET.

There&nbsp;is&nbsp;a&nbsp;pack&nbsp;of&nbsp;52&nbsp;cards&nbsp;and&nbsp;Rohan&nbsp;draws&nbsp;two&nbsp;cards&nbsp;together,&nbsp;what&nbsp;is&nbsp;the&nbsp;probability&nbsp;that&nbsp;one&nbsp;is&nbsp;spade&nbsp;and&nbsp;one&nbsp;is&nbsp;heart&nbsp;?

&nbsp;Bag&nbsp;contain&nbsp;10&nbsp;back&nbsp;and&nbsp;20&nbsp;white&nbsp;balls,&nbsp;One&nbsp;ball&nbsp;is&nbsp;drawn&nbsp;at&nbsp;random.&nbsp;What&nbsp;is&nbsp;the&nbsp;probability&nbsp;that&nbsp;ball&nbsp;is&nbsp;white

&nbsp;A&nbsp;box&nbsp;contains&nbsp;5&nbsp;green,&nbsp;4&nbsp;yellow&nbsp;and&nbsp;3&nbsp;white&nbsp;balls.&nbsp;Three&nbsp;balls&nbsp;are&nbsp;drawn&nbsp;at&nbsp;random.&nbsp;What&nbsp;is&nbsp;the&nbsp;probability&nbsp;that&nbsp;they&nbsp;are&nbsp;not&nbsp;of&nbsp;same&nbsp;colour.

From&nbsp;a&nbsp;pack&nbsp;of&nbsp;52&nbsp;cards,&nbsp;two&nbsp;cards&nbsp;are&nbsp;drawn&nbsp;together,&nbsp;what&nbsp;is&nbsp;the&nbsp;probability&nbsp;that&nbsp;both&nbsp;the&nbsp;cards&nbsp;are&nbsp;kings

A&nbsp;speaks&nbsp;truth&nbsp;in&nbsp;75%&nbsp;of&nbsp;cases&nbsp;and&nbsp;B&nbsp;in&nbsp;80%&nbsp;of&nbsp;cases.&nbsp;In&nbsp;what&nbsp;percentage&nbsp;of&nbsp;cases&nbsp;are&nbsp;they&nbsp;likely&nbsp;to&nbsp;contradict&nbsp;each&nbsp;other,&nbsp;narrating&nbsp;the&nbsp;same&nbsp;incident

From&nbsp;a&nbsp;pack&nbsp;of&nbsp;52&nbsp;cards,&nbsp;1&nbsp;card&nbsp;is&nbsp;drawn&nbsp;at&nbsp;random.&nbsp;Find&nbsp;the&nbsp;probability&nbsp;of&nbsp;a&nbsp;face&nbsp;card&nbsp;drawn.

&nbsp;A&nbsp;card&nbsp;is&nbsp;drawn&nbsp;from&nbsp;a&nbsp;pack&nbsp;of&nbsp;52&nbsp;cards.&nbsp;The&nbsp;probability&nbsp;of&nbsp;getting&nbsp;a&nbsp;queen&nbsp;of&nbsp;club&nbsp;or&nbsp;a&nbsp;king&nbsp;of&nbsp;heart&nbsp;is

&nbsp;In&nbsp;a&nbsp;box,&nbsp;there&nbsp;are&nbsp;8&nbsp;red,&nbsp;7&nbsp;blue&nbsp;and&nbsp;6&nbsp;green&nbsp;balls.&nbsp;One&nbsp;ball&nbsp;is&nbsp;picked&nbsp;up&nbsp;randomly.&nbsp;What&nbsp;is&nbsp;the&nbsp;probability&nbsp;that&nbsp;it&nbsp;is&nbsp;neither&nbsp;blue&nbsp;nor&nbsp;green?

Two&nbsp;dice&nbsp;are&nbsp;thrown&nbsp;simultaneously.&nbsp;What&nbsp;is&nbsp;the&nbsp;probability&nbsp;of&nbsp;getting&nbsp;two&nbsp;numbers&nbsp;whose&nbsp;product&nbsp;is&nbsp;even&nbsp;?

What&nbsp;is&nbsp;the&nbsp;probability&nbsp;of&nbsp;getting&nbsp;a&nbsp;sum&nbsp;9&nbsp;from&nbsp;two&nbsp;throws&nbsp;of&nbsp;dice.

In&nbsp;a&nbsp;throw&nbsp;of&nbsp;dice&nbsp;what&nbsp;is&nbsp;the&nbsp;probability&nbsp;of&nbsp;getting&nbsp;number&nbsp;greater&nbsp;than&nbsp;5

Three&nbsp;unbiased&nbsp;coins&nbsp;are&nbsp;tossed,&nbsp;what&nbsp;is&nbsp;the&nbsp;probability&nbsp;of&nbsp;getting&nbsp;at&nbsp;least&nbsp;2&nbsp;tails&nbsp;?

In&nbsp;a&nbsp;throw&nbsp;of&nbsp;coin&nbsp;what&nbsp;is&nbsp;the&nbsp;probability&nbsp;of&nbsp;getting&nbsp;tails.

A&nbsp;letter&nbsp;is&nbsp;chosen&nbsp;at&nbsp;random&nbsp;from&nbsp;the&nbsp;letters&nbsp;of&nbsp;the&nbsp;word&nbsp;&iuml;&iquest;&frac12;ASSASSINATION&iuml;&iquest;&frac12;.&nbsp;The&nbsp;probability&nbsp;that&nbsp;the&nbsp;letter&nbsp;chosen&nbsp;has:

&nbsp;If&nbsp;three&nbsp;coins&nbsp;are&nbsp;tossed&nbsp;simultaneously,&nbsp;than&nbsp;the&nbsp;probability&nbsp;of&nbsp;getting&nbsp;at&nbsp;least&nbsp;two&nbsp;heads,&nbsp;is

The&nbsp;sum&nbsp;of&nbsp;the&nbsp;probability&nbsp;of&nbsp;an&nbsp;event&nbsp;and&nbsp;non&nbsp;event&nbsp;is&nbsp;:

The&nbsp;probability&nbsp;that&nbsp;a&nbsp;prime&nbsp;number&nbsp;selected&nbsp;at&nbsp;random&nbsp;from&nbsp;the&nbsp;numbers&nbsp;(1,2,3,&nbsp;..........35)&nbsp;is&nbsp;:

What&nbsp;is&nbsp;the&nbsp;probability&nbsp;that&nbsp;a&nbsp;number&nbsp;selected&nbsp;from&nbsp;the&nbsp;numbers&nbsp;(1,&nbsp;2,&nbsp;3,..........,15)&nbsp;is&nbsp;a&nbsp;multiple&nbsp;of&nbsp;4?

The&nbsp;probability&nbsp;that&nbsp;it&nbsp;will&nbsp;rain&nbsp;tomorrow&nbsp;is&nbsp;0.85.&nbsp;What&nbsp;is&nbsp;the&nbsp;probability&nbsp;that&nbsp;it&nbsp;will&nbsp;not&nbsp;rain&nbsp;tomorrow

A&nbsp;bag&nbsp;contains&nbsp;3&nbsp;red&nbsp;and&nbsp;2&nbsp;blue&nbsp;marbles.&nbsp;A&nbsp;marble&nbsp;is&nbsp;drawn&nbsp;at&nbsp;random.&nbsp;The&nbsp;probability&nbsp;of&nbsp;drawing&nbsp;a&nbsp;black&nbsp;ball&nbsp;is&nbsp;:

&nbsp;The&nbsp;probability&nbsp;of&nbsp;a&nbsp;leap&nbsp;year&nbsp;selected&nbsp;at&nbsp;random&nbsp;contain&nbsp;53&nbsp;Sunday&nbsp;is:

Three&nbsp;coins&nbsp;are&nbsp;tossed.&nbsp;What&nbsp;is&nbsp;the&nbsp;probability&nbsp;of&nbsp;getting&nbsp;at&nbsp;most&nbsp;two&nbsp;tails?

&nbsp;A&nbsp;box&nbsp;has&nbsp;10&nbsp;black&nbsp;and&nbsp;10&nbsp;white&nbsp;balls.&nbsp;What&nbsp;is&nbsp;the&nbsp;probability&nbsp;of&nbsp;getting&nbsp;two&nbsp;balls&nbsp;of&nbsp;the&nbsp;same&nbsp;color?

A&nbsp;dice&nbsp;is&nbsp;rolled&nbsp;twice.&nbsp;What&nbsp;is&nbsp;the&nbsp;probability&nbsp;of&nbsp;getting&nbsp;sum&nbsp;9?&nbsp;

&nbsp;A&nbsp;class&nbsp;consists&nbsp;of&nbsp;15&nbsp;girls&nbsp;and&nbsp;10&nbsp;boys.&nbsp;Three&nbsp;students&nbsp;are&nbsp;to&nbsp;be&nbsp;randomly&nbsp;selected.&nbsp;Find&nbsp;the&nbsp;probability&nbsp;that&nbsp;one&nbsp;boy&nbsp;and&nbsp;two&nbsp;girls&nbsp;are&nbsp;picked.&nbsp;

&nbsp;Two&nbsp;dice&nbsp;are&nbsp;tossed&nbsp;simultaneously.&nbsp;Find&nbsp;the&nbsp;probability&nbsp;that&nbsp;the&nbsp;total&nbsp;is&nbsp;a&nbsp;prime&nbsp;number.&nbsp;

&nbsp;Three&nbsp;unbiased&nbsp;coins&nbsp;are&nbsp;tossed.&nbsp;What&nbsp;is&nbsp;the&nbsp;probability&nbsp;of&nbsp;getting&nbsp;at&nbsp;least&nbsp;2&nbsp;tails?&nbsp;

&nbsp;What&nbsp;will&nbsp;be&nbsp;the&nbsp;possibility&nbsp;of&nbsp;drawing&nbsp;a&nbsp;jack&nbsp;or&nbsp;a&nbsp;spade&nbsp;from&nbsp;a&nbsp;well&nbsp;shuffled&nbsp;standard&nbsp;deck&nbsp;of&nbsp;52&nbsp;playing&nbsp;cards?&nbsp;

There&nbsp;are&nbsp;2&nbsp;pots.&nbsp;One&nbsp;pot&nbsp;has&nbsp;5&nbsp;red&nbsp;and&nbsp;3&nbsp;green&nbsp;marbles.&nbsp;Other&nbsp;has&nbsp;4&nbsp;red&nbsp;and&nbsp;2&nbsp;green&nbsp;marbles.&nbsp;What&nbsp;is&nbsp;the&nbsp;probability&nbsp;of&nbsp;drawing&nbsp;a&nbsp;red&nbsp;marble?

A&nbsp;box&nbsp;has&nbsp;6&nbsp;black,&nbsp;4&nbsp;red,&nbsp;2&nbsp;white&nbsp;and&nbsp;3&nbsp;blue&nbsp;shirts.&nbsp;Find&nbsp;the&nbsp;probability&nbsp;of&nbsp;drawing&nbsp;2&nbsp;black&nbsp;shirts&nbsp;if&nbsp;they&nbsp;are&nbsp;picked&nbsp;randomly?&nbsp;

A&nbsp;box&nbsp;has&nbsp;6&nbsp;black,&nbsp;4&nbsp;red,&nbsp;2&nbsp;white&nbsp;and&nbsp;3&nbsp;blue&nbsp;shirts.&nbsp;What&nbsp;is&nbsp;probability&nbsp;of&nbsp;picking&nbsp;at&nbsp;least&nbsp;1&nbsp;red&nbsp;shirt&nbsp;in&nbsp;4&nbsp;shirts&nbsp;that&nbsp;are&nbsp;randomly&nbsp;picked?

What&nbsp;is&nbsp;the&nbsp;possibility&nbsp;of&nbsp;having&nbsp;53&nbsp;Thursdays&nbsp;in&nbsp;a&nbsp;non-leap&nbsp;year?&nbsp;

&nbsp;&nbsp;When&nbsp;two&nbsp;coins&nbsp;are&nbsp;tossed&nbsp;simultaneously,&nbsp;what&nbsp;are&nbsp;the&nbsp;chances&nbsp;of&nbsp;getting&nbsp;at&nbsp;least&nbsp;one&nbsp;tail?&nbsp;

What&nbsp;is&nbsp;probability&nbsp;of&nbsp;drawing&nbsp;two&nbsp;clubs&nbsp;from&nbsp;a&nbsp;well&nbsp;shuffled&nbsp;pack&nbsp;of&nbsp;52&nbsp;cards?

What&nbsp;are&nbsp;the&nbsp;chances&nbsp;that&nbsp;no&nbsp;two&nbsp;boys&nbsp;are&nbsp;sitting&nbsp;together&nbsp;for&nbsp;a&nbsp;photograph&nbsp;if&nbsp;there&nbsp;are&nbsp;5&nbsp;girls&nbsp;and&nbsp;2&nbsp;boys?&nbsp;

There is a pack of 52 cards and Rohan draws two cards together, what is the probability that one is spade and one is heart ?

Bag contain 10 back and 20 white balls, One ball is drawn at random. What is the probability that ball is white

A box contains 5 green, 4 yellow and 3 white balls. Three balls are drawn at random. What is the probability that they are not of same colour.

From a pack of 52 cards, two cards are drawn together, what is the probability that both the cards are kings

A speaks truth in 75% of cases and B in 80% of cases. In what percentage of cases are they likely to contradict each other, narrating the same incident

From a pack of 52 cards, 1 card is drawn at random. Find the probability of a face card drawn.

A card is drawn from a pack of 52 cards. The probability of getting a queen of club or a king of heart is

In a box, there are 8 red, 7 blue and 6 green balls. One ball is picked up randomly. What is the probability that it is neither blue nor green?

Two dice are thrown simultaneously. What is the probability of getting two numbers whose product is even ?

What is the probability of getting a sum 9 from two throws of dice.

In a throw of dice what is the probability of getting number greater than 5

Three unbiased coins are tossed, what is the probability of getting at least 2 tails ?

In a throw of coin what is the probability of getting tails.

A letter is chosen at random from the letters of the word ï¿½ASSASSINATIONï¿½. The probability that the letter chosen has:

If three coins are tossed simultaneously, than the probability of getting at least two heads, is

The sum of the probability of an event and non event is :

The probability that a prime number selected at random from the numbers (1,2,3, ..........35) is :

What is the probability that a number selected from the numbers (1, 2, 3,..........,15) is a multiple of 4?

The probability that it will rain tomorrow is 0.85. What is the probability that it will not rain tomorrow

A bag contains 3 red and 2 blue marbles. A marble is drawn at random. The probability of drawing a black ball is :

The probability of a leap year selected at random contain 53 Sunday is:

Three coins are tossed. What is the probability of getting at most two tails?

A box has 10 black and 10 white balls. What is the probability of getting two balls of the same color?

A dice is rolled twice. What is the probability of getting sum 9?

A class consists of 15 girls and 10 boys. Three students are to be randomly selected. Find the probability that one boy and two girls are picked.

Two dice are tossed simultaneously. Find the probability that the total is a prime number.

Three unbiased coins are tossed. What is the probability of getting at least 2 tails?

What will be the possibility of drawing a jack or a spade from a well shuffled standard deck of 52 playing cards?

There are 2 pots. One pot has 5 red and 3 green marbles. Other has 4 red and 2 green marbles. What is the probability of drawing a red marble?

A box has 6 black, 4 red, 2 white and 3 blue shirts. Find the probability of drawing 2 black shirts if they are picked randomly?

A box has 6 black, 4 red, 2 white and 3 blue shirts. What is probability of picking at least 1 red shirt in 4 shirts that are randomly picked?

What is the possibility of having 53 Thursdays in a non-leap year?

When two coins are tossed simultaneously, what are the chances of getting at least one tail?

What is probability of drawing two clubs from a well shuffled pack of 52 cards?

What are the chances that no two boys are sitting together for a photograph if there are 5 girls and 2 boys?