Solve the Problem $$\mathrm { N } = \mathrm { I } \mathrm { e } ^ { \mathrm { kt } }$$

question 108

Multiple Choice

Solve the problem.
-In the formula N $$\mathrm { N } = \mathrm { I } \mathrm { e } ^ { \mathrm { kt } }$$ N is the number of items in terms of an initial population I at a given time t and k is a growth constant equal to the percent of growth per unit time. There are currently 55 million cars in a certain
Country, increasing by 3.7% annually. How many years will it take for this country to have 75 million cars?
Round to the nearest year.

• A) 5 yr
• B) 4 yr
• C) 81 yr
• D) 8 yr

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