John sells pizzas for $10 each and earns $2 profit per pizza. He pays workers $8 per hour. What is the minimum number of pizzas a worker should produce per hour to be beneficial to John? . . Two . . Three . . Four . . Five .
If John earns $2.00 per pizza, that means that for x number of pizzas, he earns $ (2x).
To meet a worker's hourly wage and breakeven, he must satisfy
(2x) = 8
x = 4
Then that means a worker must be able to sell four pizzas per hour.
Answer: two