Cool, but we need more information...
The answer is .5 meaning half (1/2) of the petals fell off.
The new cost would be 1661.175 if u want it rounded it would be 1661.18 because you would need to do 1444.5 x .15 and then add that to 1444.5
85 is composite because it can be divided by 5 and 17
