Answer:
83/200
Step-by-step explanation:
41%=41/100=0.410
42%=21/50=0.420
41.5%=83/200=0.415
a x a x c = 3.9 * 3.9 * 3 =45.6345.63 * 2 = 91.26a x b x c = 3.9 * 5.7 * 3 = 66.6966.69 + 91.26 = 157.95 cubic units