LCM of 15, 30 is:
15
30
5
450
Find the sum of first three multiples of 5.
20
35
What is the difference between the least common multiple and highest common factor of the number 8 and 12?
28
8
4
Find a number which is a multiple of all the numbers from 1 to 10?
5040
1260
720
1440
The number 24 has________ factors
2 Factors
4 factors
6 factors
8 factors
The factor of the number shown on the spike abacus is:
7
9
Common factor of 15 and 12 is
2
3
None of these
LCM of 5 and 7 is:
12
From the given data the number of prime numbers between 20 and 30 is:
0
LCM of 6, 12 and 18 is:
18
36
24
72