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RVUNL Mathematics Quiz 1

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Question 1

Three men have 4 coats, 5 waist coats and 6 caps. The number of ways they can wear them is

Question 2

The number of three digit numbers of the form xyz where x > y > z is

Question 3

The number of different seven digit numbers that can be written using only the three digits 1, 2 and 3 with the condition that the digit 2 occurs twice in each number is-

Question 4

A is a set containing n elements. A subset P of A is chosen. The set A is reconstructed replacing the elements of P. A subset Q of A is again chosen. The number of ways of choosing P and Q so that P ∩Q contains exactly two elements is-

Question 5

Total number of 4-digit number that are greater than 3000, that can be formed using the digits 1, 2, 3, 4, 5, 6 (no digit is being repeated in any number) is equal to:

Question 6

Find the total number of distinct vehicle numbers that can be formed using two letters followed by two numbers. Letters need to be distinct.

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AE & JE Exams

May 19AE & JE Exams