They have a common factor of 3.1, 2, 3, and 6 go into 6.1, 3, 5, and 15 go into 15.1 and 3 both go into 6 and 15.
6
15 ÷ 6 times
15 can go into 6 times 0 times with a remainder of 6. (6 / 15 = 0.4)
There are 15 combinations.
The numbers that go into 30 are1, 2, 3, 5, 30, 15, 10, 6
They have a common factor of 3.1, 2, 3, and 6 go into 6.1, 3, 5, and 15 go into 15.1 and 3 both go into 6 and 15.
6
6 of them.
15 of them are.
If the six numbers are all different, then the answer is 6C4 = 6*5/(2*1) = 15
6
15 ÷ 6 times
15 can go into 6 times 0 times with a remainder of 6. (6 / 15 = 0.4)
6 of them go in evenly.
8 numbers. They are 4, 6, 8, 9, 10, 12, 14, 15
The numbers that go into 30 are1, 2, 3, 5, 30, 15, 10, 6