1). 1 17/18 (×)
2). 4×
3). 4 1/2
4). 9 1/6
5). 3 3/5
6). 7 7/8
srry I'm late,hope it helps
step-by-step explanation:
20% of 120 is 24. if you subtract 24 from 120 you get 96
the volume is the product of the area of the base, 3x(3x+4), and the height, 3x-1