PLEAS HELP ME SOMEONE I NEED HELP ON THIS :( thx whoever helps I will give brainliest

Toyland is having a sale. all items are 20% off. how much will you save on an item that usually sells for 95$ explain your

List x1, x2, x3, x4 where xi is the left endpoint of the four equal intervals used to estimate the area under the curve of f(x) between x = 4 and x = 6. a 4, 4.5, 5, 5.5 b 4.5, 5, 5.5, 6 c 4.25, 4.75, 5.25, 5.75 d 4, 4.2, 5.4, 6

Mr.walker is looking at the fundraiser totals for the last five years , how does the mean of the totals compare to the median?