a.Identify the range of output exhibiting increasing returns (increasing MP), and the range exhibiting diminishing returns (decreasing MP).

A B C D E F G H 1 Q TVC($) TC AVC AC MC MP Increasing MP Decreasing 2 10 24,450 38,750 2445 3875 3875 2445 244.5 3 20 39,600 53,900 1980 2695 1515 757.5 168.3333333 4 30 48,150 62,450 1605 2081.667 855 285 106.875 5 40 52,800 67,100 1320 1677.5 465 116.25 66.42857143 6 50 56,250 70,550 1125 1411 345 69 57.5 7 60 61,200 75,500 1020 1258.333 495 82.5 99 8 70 70,350 84,650 1005 1209.286 915 130.7142857 228.75 9 80 86,400 100,700 1080 1258.75 1605 200.625 535 10 90 112,050 126,350 1245 1403.889 2565 285 1282.5 11 100 150,000 164,300 1500 1643 3795 379.5 3795