Karen wants to buy a $22.50 jacket that is marked 20% off. select from the drop-down menu to correctly complete the sentence. the best estimate for the discount can be found using which expression

The Jacket is $18.00

22.50 x 0.20=4.5

4.5 x 22.50 = 18

Group a, has 5.5.3.7.5=25/5=5 for the mean.group b, has 2,4,4,3,5,4,3=25/7=3.57=4 for the mean.group b, has the lowest mean, because their are 5 numbers for the mean in group a and if you divide it the 25 (that you get from adding all the numbers up for group a) then you will get 5 for the mean.the same goes for group b, if you divide the 25 by the 7 you will get for which makes group b the right answer.hope my answer has you : )