A has one share in a lottery in which there is 1 prize and 2 blanks;B has three shares in a lottery in which there are 3 prizes and 6 blanks;compare the probability of A’s success to that of B’s success is

1.  7:16

2.  16:7

3.  6:14

4.  14:6

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4
Correct Answer :

7:16


Explanation :
No Explanation available for this question

When the signal flow graph is as shown in figure, the overall transfer function of the system will be

1.  

2.  

3.  

4.  

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4
Correct Answer :


Explanation :
No Explanation available for this question

If A and B are independent,then A and are also

1.  Independent

2.  Dependent

3.  Both (a) and (b)

4.  None of these

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4
Correct Answer :

Independent


Explanation :
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The chance that a leap year selected at random will contain 53 Sundays is

1.  7/2

2.  2/7

3.  3/7

4.  7/2

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4
Correct Answer :

2/7


Explanation :
No Explanation available for this question

1.  True

2.  False

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2
Correct Answer :

True


Explanation :
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In the signal flow graph of figure y/x equals

1.  3

2.  5/2

3.  2

4.   none of these

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4
Correct Answer :

2


Explanation :
No Explanation available for this question

Let Let A and B be two events defined as Then P(A ∩ B) will be

1.  0

2.  1

3.  ∞

4.  None of these

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4
Correct Answer :

0


Explanation :
No Explanation available for this question

If E1,E2,…,En are n mutually exclusive events,then the probability of the happening of any one of them is equal to the sum of the probabilities of the happening of separate events. i.e., P(E1υE2 υE3… υEn)=P(E1)+P(E2)+…+P(En).This is

1.  law of total probability

2.  law of probability

3.  both (a) and (b)

4.  none of these

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4
Correct Answer :

law of total probability


Explanation :
No Explanation available for this question

What is the probability of correctly choosing an unknown integer between 0 to 9 within three chances

1.  963/1000

2.  973/1000

3.  983/1000

4.  None of these

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4
Correct Answer :

973/1000


Explanation :
No Explanation available for this question

In the signal flow graph of figure given below, the gain C/R will be

1.  11/9

2.  22/15

3.  24/23

4.   44/23

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4
Correct Answer :

44/23


Explanation :
No Explanation available for this question
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