Aptitude Questions and Answers for PLACEMENTS

Ques. A five -digit number divisible by 3 is to be formed using numerals 0,1,2,3,4 and 5 without repetition. The total number of ways this can be done is
Op 1: 216
Op 2: 240
Op 3: 600
Op 4: 3125
Op 5:
Correct Op : 1


Ques. Let A be containing 10 distinct elements ,then the total number of distinct functions from A to A IS
Op 1: 10!
Op 2: 1010
Op 3: 210
Op 4: 210-1
Op 5:
Correct Op : 2


Ques. A polygon has 44 diagonals, the number of its sides is
Op 1: 10
Op 2: 11
Op 3: 12
Op 4: 22
Op 5:
Correct Op : 2