P Q TC ATC MC TR MR
0 250 500
1 240 730
2 230 870
3 220 950
4 210 1010
5 200 1090
6 190 1230
7 180 1470
8 170 1850
9 160 2410
calculate maximum profit or minimum loss
a) Loss 100 Rs
b) Loss 60 Rs
c) profit 90 Rs
d) loss 90 Rs
my confusion is which represents loss TR or MR or AR ?? and how to solve ??