Q. 10

The world's known coal reserves are expected to last for about:
A. 200 years

B. 400 years

C. 500 years

D. 100 years

Answer :

Ultimate reserves designates all the coal that can eventually be mined in a given zone (that can be the whole planet).

Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.