Number Puzzle Challenge
Difficulty Level: Medium
10 Questions
Popular Questions InNumber Puzzle Challenge
1
The number which has only one factor is
2
Every number is multiple of
3
Two numbers having only 1 as a common factor are called
4
Natural numbers which are exactly divisible by 2 are called
5
The numbers whose units digit is 0, 2, 4, 6 or 8 are called
6
Even numbers can be represented as
7
Natural numbers which are not divisible by 2 are called
8
Odd numbers can be represented as
9
The sum of first 'n' odd natural numbers is
10
The sum of first 'n' even natural numbers is