Question

A mine extracts 2 tons of ore in an hour. Of the total ore extracted in a day, 4 tons is purchased by the government and more than 10 tons is sold to a mineral extractor. If the mine operates for x hours in a day, what is the simplest inequality that represents the number of hours the mine must operate to meet its obligations?

Answer 1

x>7

Explanation:

Answer 2

they sell 4 and more than10 for a total of at least 14 tons

the mine extracts 2 ton per hour

so 14/2 = 7 hours a day minimum

so the inequality should be x>7