An Economist Estimates That the Gross National Product (GNP) of a Certain

Multiple Choice

An economist estimates that the gross national product (GNP) of a certain country is $G = G _ { 0 } e ^ { k t }$ , where $G _ { 0 }$ and k are positive constants. If the GNP is 110 billion in 1992 and 190 billion in 1994, when will it be 300 billion? Round your answer to whole years.

A) Approximately 5 years from 1992
B) Approximately 27 years from 1992
C) Approximately 4 years from 1992
D) Approximately -1 years from 1992