# The probability of drwing an honour card from a well shuffled pack of 52 playing cards is (k,Q,j,A are honour cards)

1.  2/13

2.  3/13

3.  4/13

4.  5/13

4

4/13

Explanation :
No Explanation available for this question

# A cubical die is thrown 6 times. The probability that 2 and 4 will turn up exactly 3 times each is

1.  1/66

2.  6/66

3.  (?6/?3?3).(1/66)

4.  1

4

(?6/?3?3).(1/66)

Explanation :
No Explanation available for this question

# No.of ways of selecting 2 girls and 3 boys from 3girls and 5 boys is

1.  20

2.  24

3.  30

4.  48

4

30

Explanation :
No Explanation available for this question

# In the intermediate examination, a candidate has to pass in each of the 6 subjects, the number of ways that he can fail is

1.  60

2.  61

3.  62

4.  63

4

63

Explanation :
No Explanation available for this question

# There are 10 true-false questions. The number of ways in which they can be answered is

1.  10!

2.  210

3.  10

4.  102

4

210

Explanation :
No Explanation available for this question

# The number of positive divisors of 768 is

1.  17

2.  18

3.  19

4.  20

4

18

Explanation :
No Explanation available for this question

# 18 guests have to be seated half on each side of a long table. 4 particular guests desire to sit on one particular side and 3 others on the other side. Determine the number of ways in which the sitting arrangements cn be made

1.  (9!)2

2.  11C4(9!)2

3.  11C3(9!)2

4.  11C5(9!)2

4

11C5(9!)2

Explanation :
No Explanation available for this question

# 20 persons are seated at a round table. The number of ways of selecting 2 persons out of them who are not seated adjacent to each other is

1.  160

2.  180

3.  170

4.  190

4

170

Explanation :
No Explanation available for this question

# In the expansion of,the first three coefficients from an A.P then n=

1.  2

2.  4

3.  6

4.  8

4

8

Explanation :
No Explanation available for this question

# If two consecutive terms in the expansion of (p+q)n are equal, where n is positive integer,then [(n+1)q/(p+q)] is

1.  a rational number

2.  a positive number

3.  a negative number

4.  an integer

4