The answer is 5 7/8
b/c 2 1/2 = 2 4/8
so then convert 8 3/8 as an improper fraction which is 67/8
and do the same w/ 2 4/8 which is 20/8
the do: 67/8 - 20/8 = 47/8
simplify 47/8 = 5 7/8.
Your answer is 5 7/8 inches of ribbon left.
I am pretty sure it is linear decrease,
If Gavin got 11 sweets, then the new ratio would be: 11:44:11
Colin got 44 sweets.
It would be 35 because we can assume that both y’s on the left side are parallel to the right side, and so they would have to be a 35 on each side