By 1.
Out of that list, 40 is divisible by 2, 4, 5, 8 and 10.
80 is divisible by 4 and 10 and its digits differ by 8.
A number that is divisible by 2, 3, 4, 5, 6, 8, 9, and 10 must be divisible by the least common multiple (LCM) of these numbers. The LCM of 2, 3, 4, 5, 6, 8, 9, and 10 is 360. Therefore, any multiple of 360 will be divisible by all of these numbers.
No to 4, 8 and 9.
No.
The smallest number that is divisible by 2 3 4 5 6 7 8 9 and 10 is 2,520.
198 is divisible by 2, 3, 6 and 9, not by 4, 5, 7, 8 and 10.
3 and 9, yes. 2, 4, 5, 6, 8 and 10, no.
3, 5, 7. 4, 6, and 8 are divisible by 2. 9 is divisible by 3.
None of them. 15 is divisible by 3 and 5
are 2 and 8 divisible by 4
Not evenly by 2, 3, 4, 6, 8, 9 or 10. Only by 5.