The number is 112 and its multiples.
The number that both 7 and 8 can go into evenly is 56.
Yes, 16 can go into i20 evening. 16 does not go into 120 evenly, it goes in 7 times with a remainder of 8.
7 and 31 go into 217 evenly.
Only the number one (1).
The number 7
Both 7 and 16 can go into their least common multiple (LCM), which is 112. This means that any multiple of 112, such as 112, 224, or 336, can be evenly divided by both 7 and 16. Additionally, they can both go into any number that is a common multiple of both.
1, 7, and 49.
Just 1.
3.5 you multiply it by 2
It is: 210
It is: 252
168