Trying to find the right answer to this..

Previous Year Papers

Download Solved Question Papers Free for Offline Practice and view Solutions Online.

Test Series

Take Zigya Full and Sectional Test Series. Time it out for real assessment and get your results instantly.

Test Yourself

Practice and master your preparation for a specific topic or chapter. Check you scores at the end of the test.

Permutations and Combinations

Long Answer Type

111.

(a) How many 4-digit numbers are there without repetition of digits?

(b) How many 4-digits are there, if there is no restriction on repetition of digits?

106 Views

Short Answer Type

112.

How many 3-digit even numbers can be made using the digits 1, 2, 3, 4, 6, 7, if no digit is repeated?

98 Views

113. From a pool of 12 candidates, in how many ways can we select President, Vice-President, Secretary and a Treasurer if no candidate can hold more than one office?

109 Views

114. From the digits 1, 2, 3, 4, 5, 6, how many 3-digit odd numbers can be formed?

93 Views

115. How many 5-digit telephone numbers can be formed using digits 0, 1,2, 3, 4, 5, 6, 7, 8, 9 if each number starts with 01 and no digit appears more than once?

97 Views