# Algebra word problem help

posted by
**Shawn** on
.

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.