Posted by **Shawn** on Friday, November 21, 2008 at 2:54pm.

The average walking speed R of people living in a city of population P,in thousands, is given by R=0.37InP+0.05, where R is in feet per second.

a.) The population of Honolulu, Hawaii is 395,790. Find the average walking speed.

b.) A city's average walking speed is 2.70 ft/sec. Find the population.

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