A.4.9.1 Population Growth

This graph shows the populations of Baltimore and Cleveland in the 20th century. B(t) is the population of Baltimore in year t. C(t) is the population of Cleveland in year t. 1. Estimate B(1930) and explain what it means in this situation. 2. Here are pairs of statements about the two populations. In each pair, which statement is true? Be prepared to explain how you know. a. B(2000)>C(2000) or B(2000)<C(2000) b. B(1900)=C(1900) or B(1900)>C(1900) 3. Were the two cities’ populations ever the same? If so, when?