2)76.5 110*0.35= 38.5, 110-38.5=71.5*0.07=5.005 or 5, 71.5+5=76.5
3)10.12 y1:9.36, y2:9.73, y3:10.12
4)28 minutes 32*0.08=2.56, 32-2.56=29.44*0.05=1.472, 29.44-11.472=27.968
5)$84 875*0.2=175, 875+175=1050*0.08=84
6)$467.04 562*0.2=112.4, 562-112.4= 449.6*0.06=26.976+449.6=
476.576*0.02=9.53152, 476.576-9.53152=476.04
7)store A, $12.24 a)612*0.3=183.6, 612-183.6=428.4
b)612*0.2=122.4, 612-122.4=489.6*0.1=48.96 489.60-48.96=440.64
440.64-428.4=12.24
8)$37.51 tip:32.57*0.18=5.86
32.57*0.1=3.26, 32.57-3.26=29.31*0.08=2.34, 29.31+2.34+5.86=37.51
9) going of $100 as the price the overall 25% discount to get a final price of $75 would be of a better value, because when you calculate the other 2 options you get the same answer of $76.5.
