Question 1079645
Let m be method 1 and n be method 2. Then:
1m+1.5n=202
10m+9n=1540
So:
10m+15n=2020
10m+9n=1540
6n=480
n=80
m=82
They should refinish 82 tables using method 1, and 80 tables using method 2. ☺☺☺☺