document.write( "Question 729639: The population of the world in 1987 was 5 billion and the growth rate was estimated at 7 percent per year. Assume that the population follows an exponential growth model of the form . Find the projected world population in 1999. Give your answer in terms of billions of people.
\n" ); document.write( "Your answer is billion
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Algebra.Com's Answer #446167 by josgarithmetic(39617)\"\" \"About 
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One could use the simpler method, \"p%28t%29=5%281.07%29%5Et\", where t is how many years beyond 1987. \n" ); document.write( "
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