Answer:
He needs about 12.5 gallons with 0.5 left over.
Step-by-step explanation:
10
yellow
6+6+3=15
so
for green
4+4+2=10
45
1/200*90=9/20
multiply by 100 because you need to convert to cm and you get 45
2.5 is closer to 0
when using 2.5 you have to round down and if you round down you get 0 not 5.
