ECONOMICS dreadfully lost please help
posted by jamma on .
Canada
Honey (IN tons)/ Maple (in tons)
0 60
10 45
20 30
30 15
40 0
United States
Honey (in tons)/ Maple (in tons)
0 50
10 40
20 30
30 20
40 10
50 0
the question is who has a comparative advantage in producing maple syrup and who has the advantage in producing honey..
my answer book is saying when canada produces 1 more ton of maple syrup it produces 0.67 ton less of honey. where'd the 0.67 come from how do you calculate that?

sorry for the data honey for the Canada is
0
10
20
30
40
while maple in tons is 60
45
30
15
0