Can somebody help me the marginal revenue with this data?

Home Insert Page Layout read Competition-20 points-2 Formulas Data Review View Calibri (Body) 11 A- A- Wrap Text Currency Paste B IUSA. E E Merge & Center $7 % F.0 .00 1.00 Conditional Format F17 X V fx Formatting as Table Sty A B C D E F G H erorono K L M N O P Q Market Price Total Perfect Total Total 4 Output/hr (TFC (TVF) (TC) (AFC) (AVC) (ATC (MC Competition Revenue Profit [MR) 5 $12.00 $0.00 $12.00 0 0 0 $6.0 $0.00 $12.00 6 $12.00 $6.00 $18.00 12 6 18 $6.00 $6.00 $12.00 7 2 $12.00 $9.00 $21.00 6 4.5 10.5 5.25 $6.00 $12.00 -$9.00 $12.00 $11.00 $23.00 3.666667 7.6666667|2.555556 $6.00 $18.00 -$5.00 9 $12.00 $12.00 $24.00 3 6 $6.00 1. $24.00 $0.00 10 5 $12.00 $14.00 $26.00 2.4 2.8 5.2 1.04 $6.00 $30.00 $4.00 11 6 $12.00 $17.00 SP.00 2.833333 4.8333333 0.805556 $6.00 $36.00 $7.00 12 $12.00 $21.00 $33.00 1.714286 4.7142857 0.67346 $6.00 $42.00 $9.00 $12.00 $26.00 $38.00 3.25 4.75 0.59375 $6.00 13 8 1.5 $48.00 $10.00 $6.00 14 9 $12.00 $32.00 $44.00 1.333333 3.555556 4.8888889 0.54321 $54.00 $10.00 $6.00 15 10 $12.00 $39.00 $51.00 1.2 3.9 0.51 $60.00 $9.00 5.3636364 0.487603 $6.00 16 11 $12.00 $47.00 $59.00 1.090909 4.272727 $66.00 $7.00 17 2. At what level of output is the firm maximizing profits? 18 3. What is the $ amount of maximized profits? 19 4. How did you determine the optimum level of output? 20 21 22 23 24 25 26 Sheet1 Sheet2 Sheet3 +