Aricent Permutation and Combinations Quiz-1

Question 1

Time: 00:00:00
How many combinations of students are possible if the group is to consist of exactly 3 freshmen?

4550

4550

6550

6550

9550

9550

75550

75550

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Question 2

Time: 00:00:00
How many combinations of students are possible if the group is to consist of exactly 3 freshmen and 3 sophomores?

560

560

640

640

9710

9710

670

670

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Question 3

Time: 00:00:00
How many combinations of students are possible if the group is to consist of an equal number of freshmen, sophomores, and juniors?

6554

6554

5880

5880

980

980

7465

7465

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Question 4

Time: 00:00:00
How many combinations of students are possible if the group is to consist of all members of the same class?

35

35

65

65

45

45

22

22

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Question 5

Time: 00:00:00
How many ways can 4 prizes be given away to 3 boys (one boy can receive 1 prize), if each boy is eligible for all the prizes?

24

24

34

34

64

64

54

54

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Question 6

Time: 00:00:00
The letter of the word LABOUR are permuted in all possible ways and the words thus formed are arranged as in a dictionary. What is the rank of the word LABOUR?

242

242

356

356

645

645

987

987

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Question 7

Time: 00:00:00
If 5×nP3=4×n+1P3 find n?

14

14

56

56

54

54

25

25

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Question 8

Time: 00:00:00
Ten different letters of alphabet are given, words with 5 letters are formed from these given letters. Then, the number of words which have at least one letter repeated is:

64510

64510

69760

69760

35640

35640

64200

64200

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Question 9

Time: 00:00:00
If all students attend the competition and the winners are all members of the same class.

25200

25200

65000

65000

3600

3600

6514

6514

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Question 10

Time: 00:00:00
Find the number of ways in which 8064 can be resolved as the product of two factors?

24

24

36

36

78

78

98

98

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["0","40","60","80","100"]
["Need more practice! \r\n","Keep trying! \r\n","Not bad! \r\n","Good work! \r\n","Perfect! \r\n"]

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