Now that the analysis determining which students are going on the trip, you need to help calculate how much each of them must pay for their uniforms. The uniform shop has offered a sliding price scale, the more uniforms you buy of a particular size, the less expensive it is per person.

In cell I$11,$ enter an INDEX function to retrieve the per uniform price from the Uniform Feas named range. You'll need to use a MATCH function that looks up the number of uniforms needed to determine the row number and another MATCH function that looks up the uniform size to determine the column number. Copy the formula down through I$16.$