Answer:
27%, 4/9, 0.45
Step-by-step explanation:
27%=0.27
4/9=0.444444444
0.45=0.45
2,100 cubic feet
20 × 15 × 8 = 2,400
20 × 15 × 1 = 300
2,400 - 300 = 2,100
