Find the first 7 multiples of 3

- Find the average of first 7 multiples of 3
- Find the sum of first 7 multiples of 3
- Find the mean of first 7 multiples of 3
- Find the first three common multiples of 3 7
- Find the first two common multiples of 3 7
- Find the first 3 common multiples of 7 and 14
- Find the first 3 common multiples of 7 and 4
- Find the first 3 common multiples of 6 7 and 8
- Find the average of first 30 multiples of 7
- Find the sum of first 30 multiples of 7
- Find the first three common multiples of the following numbers 3 and 7