Solve the Problem $p ( t ) = 6680 \mathrm { e } ^ { 0.004 t }$

Multiple Choice

Solve the problem.
-The growth in population of a city can be seen using the formula $p ( t ) = 6680 \mathrm { e } ^ { 0.004 t }$ , where $t$ is the number of years. According to this formula, in how many years will the population reach 10,020 ? Round to the nearest tenth of a year.

A) $50.7 \mathrm { yr }$
B) $76.0 \mathrm { yr }$
C) $202.7 \mathrm { yr }$
D) $101.4 \mathrm { yr }$