83.6k views
3 votes
Depletion time describes the length of time it takes to use up

50% of a mineral reserve.
60% of a mineral reserve.
75% of a mineral reserve.
80% of a mineral reserve.

2 Answers

3 votes

Answer:

80%

Step-by-step explanation:

User Dan Me
by
8.3k points
3 votes
i believe the answer is 80% of a mineral reserve. hope this helps!
User Kaan Taze
by
7.9k points