Question # 1

Choose an answer

5

10

20

30

A card is drawn from a pack of cards numbered 2 to 53. the probability that the number on the card is prime number less than 20 is

Choose an answer

2 / 13

4 / 13

5 / 13

8 / 13

Two balanced dice are tossed once, the sample space when the integers on the faces of two dice are the same is

Choose an answer

{(1, 1), (2, 2), (3, 3)}

{(4, 4), (5, 5), (6, 6)}

{(1, 1), (2, 2), (3, 3), (4, 4), (5, 5), (6, 6)}

None of these

The factorial of a positive integers is a (an)

Choose an answer

Rational number

Positive integer

Real number

None

Three dice are thrown together. The probability of getting a total of at least 6 is

Choose an answer

103 / 108

10 / 216

93 / 108

None of these

The number of words that can be formed out of the letters of the word ASSASSINATION is

Choose an answer

In school there are 150 students Out of these 80 students enrolled for mathematics class 50 enrolled for English class and 60 enrolled for Physics class The student enrolled for English cannot attend any other class but the students of mathematics and Physics can take two courses at a time Find the number of students who have taken both physics and mathematics.

Choose an answer

40

30

50

20

A sequence is a function whose domain is

Choose an answer

N

Subset of N

R

None of these

Choose an answer

There are 16 point in a plane, in which 6 are collinear. how many lines can be drawn by joining these points?

Choose an answer

10

66

71

106

The value of n, when ⁿP₂= 20 is

Choose an answer

3

4

6

5

For a positive integer n

Choose an answer

n! = n(n + 1)

n! = n(n+1)!

n! = n(n - 1 )

n! = n(n - 1)!

8 . 7 . 6. 5 in factorial form is

Choose an answer

The sum of all odd numbers between 100 and 200 is

Choose an answer

6200

7500

6500

3750

If two balls are drawn from a bag containing 3 white, 4 black and 5 red balls. Then the probability that the drawn balls are of different colours is

Choose an answer

1 / 66

3 / 66

19 / 66

47 / 66

An integer is chosen at random from the number ranging from 1 to 50. the probability that the integer chosen is a multiple of 2 or 3 or 10 is

Choose an answer

3 / 10

5 / 10

7 / 10

9 / 10

The number of permutation that can be formed from the letters of the word OBJECT is

Choose an answer

700

600

720

620

Two unbiased dice are thrown. The probability that the total score is > 5 is

Choose an answer

1 / 18

7 / 18

13 / 18

11 / 18

Number of combination of zero or more things out of n different things

Choose an answer

nPn

nPr

nCr

2n

Two cards are drawn at random from a well shuffled pack of cards. The probability that at least one of them is a face card is

Choose an answer

3 / 17

5 / 17

7 / 17

9 / 17

When a selection of object is made without paying regard to the order of selection, it is called

Choose an answer

Sequence

Series

Combination

Permutation

How many arrangements of the letters of the word MATHEMATICS can be made

Choose an answer

Fifteen girls compete in a race. The first three places can be taken by them in

Choose an answer

3! ways

12! ways

15 x 14 x 13 ways

42 ways

How many arrangements of the letters of the word MI SSI PPI, taken all together can be made?

Choose an answer

The probability that a slip of numbers divisible by 4 is picked from the slips of number 1,2,3,4,......10 is

Choose an answer

1/5

2/5

1/10

3/10

In how many ways can 5 persons be seated at a round table

Choose an answer

5!

4!

3!

120

Six boys and 3 girls are to be seated at random, in a row, for a photograph. The probability that no two girls will sit together is

Choose an answer

1/12

1/6

5/12

7/12

Two cards are drawn at random without replacement. the probability that the first is a king and second is not a king is

Choose an answer

48 / 663

24 / 663

12 / 663

None of these

n!/(n-1)!=

Choose an answer

n

n!

(n-1)!

0!

Choose an answer

n(n - 1) (n - 2) .... (n - r + 1) = ______

More Classes

Other Links

ECAT Mathematics Chapter 9 Permutation, Combination and Probability Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer