1.  40/56C2

2.  40/52C4

3.  30/56C2

4.  35/56C4.

4
Correct Answer :

40/52C4


Explanation :
No Explanation available for this question

1.  1/21

2.  49/101

3.  50/101

4.  51/101

4
Correct Answer :

50/101


Explanation :
No Explanation available for this question

1.  1/12

2.  1/18

3.  2/15

4.  3/14.

4
Correct Answer :

1/18


Explanation :
No Explanation available for this question

1.   llPn×(9!)2

2.  11C5× (9!)2

3.  11P6×(9!)2

4.  None of these.

4
Correct Answer :

11C5× (9!)2


Explanation :
No Explanation available for this question

1.   m2 x n2

2.   m(m+1)n("+1)/4

3.   mC2 x nC2

4.  None of these.

4
Correct Answer :

 mC2 x nC2


Explanation :
No Explanation available for this question

1.  8C3, 7C3

2.  8C3, 7C2

3.  8P3, 7C3

4.  8P3, 7C2.

4
Correct Answer :

8C37C2


Explanation :
No Explanation available for this question

1.  4444400

2.  8888800

3.  13333200

4.  6666600

4
Correct Answer :

6666600


Explanation :
No Explanation available for this question

1.  nC3 - 2n - n x (n - 4)C1

2.  n(n - 4)(n - 5)/3

3.  n(n - 4)(n -5)/6

4.  n(n - ll(n - 2)/3.

4
Correct Answer :

nC3 - 2n - n x (n - 4)C1


Explanation :
No Explanation available for this question

1.  18

2.  20

3.  24

4.  20.

4
Correct Answer :

18


Explanation :
No Explanation available for this question

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