The smallest even prime number is
2
8
4
6
Find the sum of first three multiples of 5.
15
20
30
35
LCM of 6, 12 and 18 is:
18
36
24
72
LCM of 5 and 7 is:
5
7
12
Ravi wrote two digits of a 3- digit number on the black board as shown below.
And the missing digit is ______ if the number has 11 and 13 as factors?
The number 24 has________ factors
2 Factors
4 factors
6 factors
8 factors
What is the difference between the least common multiple and highest common factor of the number 8 and 12?
28
The sum of the least prime number and the least composite number is:
1
The sum of prime numbers between 20 and 30 is:
50
23
52
51
From the given data the number of prime numbers between 20 and 30 is:
0
3
