12, 24, 36, 48
15, 30 and 45
4 numbers less than 70 that are multiples of 3 and 5
3. All other multiples of 3 are not prime.
3, 6, 9, 12, 15, 18, 24, 27, 30, 33, 36, 39,
33
The multiples of 3 up to 50 are: 3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48
Here are all 13 of them: 15, 30, 45, 60, 75, 90, 105, 120, 135, 150, 165, 180, 195
3,6,9,12,15,18,21,24,27
81,84,87,90
The only integer with both those as multiples is 1.The only integer with both those as multiples is 1.The only integer with both those as multiples is 1.The only integer with both those as multiples is 1.
The first 50 multiples of 6 are the first fifty even multiples of 3.
There are 3 such numbers: 30, 60, 90.