math 117/algebra
 👍 0
 👎 0
 👁 107
Respond to this Question
Similar Questions

algebra help please
The U.S. population in 1990 was approximately 250 million, and the average growth rate for the past 30 years gives a doubling time of 66 years. The above formula for the United States then becomes P (in millions) = 250 times 2(
asked by carry on April 21, 2007 
Algerbra
The U.S. population in 1990 was approximately 250 million, and the average growth rate for the past 30 years gives a doubling time of 66 years. The above formula for the United States then becomes P (in millions)= 250 x 2(
asked by Angela on June 28, 2007 
PreCalc
You know the population of your nation was 151 million in 1990 and 173 million in 2000. Use the model f(t) = P e^rt to model your nation’s population t years after 1990. Using the correct rate of population growth, predict the
asked by Kristian on October 5, 2017 
6th grade Math
I need some help figuring out how to work the word problem below. It says in 2000, the population of the United States was 280 million people. Between 1990 and 2000, the population grew by about 12%. What was the US population in
asked by Brandi on September 13, 2012 
algebra
In 1990, the population of Africa was 643 million and by 2000 it had grown to 813 million. a.) Use the exponential growth model A=A0 e^kt, in which t is the number of years after 1990, to find the exponential growth function that
asked by Kim on April 13, 2014 
College Mathematics
Guys, could you please help me with this problem? I'm a bit lost. Consider a population that begins growing exponentially at a rate of 5% per year and then follows a logistic growth pattern. If the carrying capacity is 100
asked by Miguel on August 8, 2008 
MATH
A table of the U.S. population in millions indicated in 1960 the population was 181 million, in 1970 the population was 205 million, in 1980 the population was 228 million, and in 1990, the population was 250 million. Describe the
asked by Stacy on October 8, 2009 
Math
he world population at the beginning of 1990 was 5.3 billion. Assume that the population continues to grow at the rate of approximately 2%/year and find the function Q(t) that expresses the world population (in billions) as a
asked by Anonymous on April 13, 2011 
Applied Calculus
The world population at the beginning of 1990 was 5.3 billion. Assume that the population continues to grow at the rate of approximately 2%/year and find the function Q(t) that expresses the world population (in billions) as a
asked by Jacob on April 14, 2013 
Algebra 2
According to the US Census Bureau, the population of the United States has been growing at an average rate of approximately 2% per year. The census is taken every 10 years, and the population in 1980 was estimated at 226 million
asked by Anonymous on November 12, 2012