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Mathematics 15 Online
OpenStudy (anonymous):

A town has a population of 40,000 that is increasing at a rate of 5% each year. Find the population of the town after 6 years.

OpenStudy (anonymous):

\[40,000\times (1.05)^6\] and a calculator

OpenStudy (anonymous):

um, how did you get the number 1.05?

OpenStudy (anonymous):

please help

OpenStudy (anonymous):

to increase a number by \(5\%\) multiply it by \(100\%+5\%=105\%=1.05\)

OpenStudy (anonymous):

to do it six times in a row, multiply it by \(1.05^6\)

OpenStudy (anonymous):

thank you so much!.... :D

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