Earth Movers & Shakers operates 3 iron ore mines. The table below shows each mine's total daily production and the current number of miners at each mine. All miners work for the same wage, and each miner in any given mine produces the same number of tons per day as every other miner in that mine. The opportunity cost of moving one miner from Middle Drift to another mine is:

Question

Earth Movers & Shakers operates 3 iron ore mines. The table below shows each mine's total daily production and the current number of miners at each mine. All miners work for the same wage, and each miner in any given mine produces the same number of tons per day as every other miner in that mine.  The opportunity cost of moving one miner from Middle Drift to another mine is:

Quizplus · Accepted Answer

At Middle Drift, 15 miners produce 75 tons per day, so the opportunity cost of moving one miner from Middle Drift to another mine is 5 (=75/15) tons per day.

Earth Movers & Shakers Operates 3 Iron Ore Mines