Apair of pants originally cost $15 and are 10% off. in addition, you have a coupon to get another 20% off. how much will the pants cost? question 8 options: $4.50 $13.50 $10.80 $10.50 the sides of a rectangle are proportional to each other in a 2/3 ratio. which of the following could be the ratio of a rectangle that is similar to the original one? question 9 options: 3/2 4/5 1/2 6/9