A country presently has coal reserves of 50 million tons.
Chapter 5, Problem 70(choose chapter or problem)
A country presently has coal reserves of 50 million tons. Last year 6.5 million tons of coal was consumed. Past years data and population projections suggest that the rate of consumption R (in million ) will increase according to the formula , and the total amount T (in million tons) of coal that will be used in t years is given by the formula . If the country uses only its own resources, when will the coal reserves be depleted?
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer