_________ is neither a prime nor a composite number
1
2
3
5
Odd numbers leave ____________ as remainder when divisible by 2.
0
None of these
Number of prime numbers between 20 and 30 is
4
All numbers ending in 1, 3, 5, 7 or 9 are _________ numbers.
Even
Odd
Prime
Composite
Which of the following is co-prime numbers
6, 9
8, 12
4, 9
10, 15
28 is a _________ number.
Numbers that have more than two factors are called _________ numbers.
All numbers ending in 0, 2, 4, 6 or 8 are ____________ numbers.
13 is a _________ number
Which of the following is a prime number
21
29
33
45
