Question 15 3 pts At one point along a PPF. 50 tons of coffee and 100 tons of bananas are produced. At another point along the same PPF. 30 tons of coffee and 140 tons of bananas are produced. The opportunity cost of producing one additional ton of coffee between these points is: 7/5 of a ton of bananas. 5/7 of a ton of bananas. 1/2 of a ton of bananas. 2 tons of bananas. Question 16 3 pts The marginal benefit of a good or service usually: O decreases as we consume less of it. ways constant as we consume more of it. increases as we consume more of it. O decreases as we consume more of it