A lot consists of 12 good pencils, 6 with minor defects an d2 with major defects. A pencil is drawn at random. The probability that this pencil is not defective is

1.  3/5

2.  3/10

3.  2/5

4.  1/2

View Answer  
4
Correct Answer :

3/5


Explanation :
No Explanation available for this question

When two symmetrical dice are rolled simultaneously,the probability that both the dice shown even number is

1.  1/2

2.  1/3

3.  1/4

4.  1/8

View Answer  
4
Correct Answer :

1/4


Explanation :
No Explanation available for this question

Three symmetrical dice are thrown. The probability of obtaining a sum of 7 points is

1.  25/216

2.  7/72

3.  5/72

4.  1/8

View Answer  
4
Correct Answer :

5/72


Explanation :
No Explanation available for this question

On a symmetrical die the numbers 1,-1,2,-2,3 and 0 are marked on its 6 faces. If such die is thrown 3times, the probability that the sum of points on them is 6 is

1.  5/27

2.  5/54

3.  5/108

4.  3/108

View Answer  
4
Correct Answer :

5/108


Explanation :
No Explanation available for this question

When two symmetrical dices are thrown simultaneously, the probability that both the dice shown add numbers is

1.  1/2

2.  1/3

3.  1/4

4.  1/8

View Answer  
4
Correct Answer :

1/4


Explanation :
No Explanation available for this question

The probability that a leap year will have 53 Sundays or 53 Mondays is

1.  1/7

2.  2/7

3.  3/7

4.  4/7

View Answer  
4
Correct Answer :

3/7


Explanation :
No Explanation available for this question

It is given that a leap year has 53 Sundays, the probability that it has 53 Mondays is

1.  1/2

2.  1/7

3.  6/7

4.  2/7

View Answer  
4
Correct Answer :

1/2


Explanation :
No Explanation available for this question

Four persons draw a card each from a well shuffled pack of 52 cards without replacement at random. The probability that they are a card from each suit is

1.  (13×12×11×10)/524

2.  

3.  

4.  

View Answer  
4
Correct Answer :


Explanation :
No Explanation available for this question

From a well shuffled pack of 52 playing cards two are drawn at random. The probability that either both are red or both are kings is

1.  

2.  

3.  

4.  

View Answer  
4
Correct Answer :


Explanation :
No Explanation available for this question

In suffling a pack of 52 cards 3 cards are dropped into lasam .The probability that the missing card should be of different suits is

1.  169/425

2.  261/425

3.  104/425

4.  6/17

View Answer  
4
Correct Answer :

169/425


Explanation :
No Explanation available for this question
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