Suppose there are 100 people living in a small town and the rate of change of the town's population is 7 people per year. How many people will be living in the town twenty years from now?
A) 107
B) 140
C) 240
D) 120

Question

Quizplus · Accepted Answer

The population increases by 7 people per year. In 20 years, the increase will be 7 * 20 = 140 people. Adding this to the initial population of 100 gives 100 + 140 = 240 people.

Suppose There Are 100 People Living in a Small Town