The probability of success of three students X, Y and Z in the one examination are 1/5, 1/4 and 1/3 respectively. Find the probability of success of at least two.

1.  1/6

2.  2/5

3.  3/4

4.  3/5

View Answer  
4
Correct Answer :

1/6


Explanation :
No Explanation available for this question

Four cards are drawn at random from a pack of 52 plating cards. Find the probability of getting all the four cards of the same suit

1.  13/270725

2.  91/190

3.  178/20825

4.  198/20825

View Answer  
4
Correct Answer :

198/20825


Explanation :
No Explanation available for this question

A card is drawn from a pack of 52 cards. The card is drawn at random. What is the probability that it is neither a spade nor a Jack

1.  4/13

2.  2/13

3.  6/13

4.  9/13

View Answer  
4
Correct Answer :

9/13


Explanation :
No Explanation available for this question

There are four hotels in a town. If 3 men check into the hotels in a day then what is the probability that each checks into a different hotel

1.  6/7

2.  1/8

3.  3/8

4.  5/9

View Answer  
4
Correct Answer :

3/8


Explanation :
No Explanation available for this question

Two teams Arrogant and Overconfident are participating in a cricket tournament. The odds that team Arrogant will be champion is 5 to 3, and the odds that team Overconfident will be the champion is 1 to 4. What are the odds that either Arrogant or team Overconfident will become the champion

1.  3 to 2

2.  5 to 2

3.  6 to 1

4.  33 to 7

View Answer  
4
Correct Answer :

33 to 7


Explanation :
No Explanation available for this question

If x is chosen at random from the set {1,2,3,4} and y is to be chosen at random from the set {5,6,7}, what is the probability that xy will be even

1.  5/6

2.  1/6

3.  1/2

4.  2/3

View Answer  
4
Correct Answer :

2/3


Explanation :
No Explanation available for this question

A box contains 100 balls, numbered from 1 to 100. If three balls are selected at random and with replacement from the box, what is the probability that the sum of the three numbers on the balls selected from the box will be odd

1.  1/2

2.  3/4

3.  3/8

4.  1/8

View Answer  
4
Correct Answer :

1/2


Explanation :
No Explanation available for this question

In a race, the odd favour of cars P,Q,R,S are 1:3, 1:4, 1:5 and 1:6 respectively. Find the probability that one of them wins the race

1.  9/17

2.  114/121

3.  319/420

4.  27/111

View Answer  
4
Correct Answer :

319/420


Explanation :
No Explanation available for this question

Set A = {2,3,4,5} Set B = {4,5,6,7,8} Two integers will be randomly selected from the sets above, one integer from Set A and one integer from Set B. What is the probability that the sum of the two integers will equal 9

1.  0.20

2.  0.25

3.  0.30

4.  0.33

View Answer  
4
Correct Answer :

0.20


Explanation :
No Explanation available for this question

From a pack of 52 cards, 3 cards are drawn. What is the probability that one is ace, one is queen and one is jack

1.  19/5525

2.  21/5525

3.  17/5525

4.  16/5525

View Answer  
4
Correct Answer :

16/5525


Explanation :
No Explanation available for this question
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