The population of a country is initially two million people and is increasing at a rate of 4% per year. The
country's annual food supply is initially adequate for four million people and is increasing at a constant
rate adequate for an additional 0.5 million people per year.
a. Based on these assumptions, in approximately what year will this country first experience shortages of
food?
b. If the country doubled its initial food supply and maintained a constant rate of increase in the supply
adequate for an additional 0.5 million people per year, would shortages still occur? In approximately
which year?
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Which of the following statements is true? a. the irrational number system is not closed under multiplication, because the product of two irrational numbers is always a rational number. b. the irrational number system is not closed under multiplication, because the product of two irrational numbers is not always an irrational number. c. the irrational number system is closed under multiplication, because the product of two irrational numbers is always an irrational number. d. the irrational number system is closed under multiplication, because the product of two irrational numbers is always a rational numbers. reset submit