2
40
40
No because 1/2 of 40 is 20 and 40 divided by 1/2 is 80.
9.05
Because 40 can be divided by 2 with no remainder.
20
Oh, isn't that just a happy little question. Any number that can be evenly divided by 40 is a multiple of 40. You can find these numbers by looking for patterns in the multiples of 40, like 40, 80, 120, and so on. Just remember, every number is special in its own way, just like you.
40.2857
2.5
1/2 because 20 divided by 10 = 2 and 40 divided by 10 =4 then 2/4 both divided by 2 = 1/2 so yah
13/40 divided by two = 13/80 or 0.1625