SOLUTION: Can someone please help me solve this? Two surveyors with two-way radios leave the same point at 9:00 A.M., one walking due south at 3 mi/hr and the other due west at 4 mi/hr.

Algebra ->  Rate-of-work-word-problems -> SOLUTION: Can someone please help me solve this? Two surveyors with two-way radios leave the same point at 9:00 A.M., one walking due south at 3 mi/hr and the other due west at 4 mi/hr.      Log On


   



Question 904943: Can someone please help me solve this?

Two surveyors with two-way radios leave the same point at 9:00 A.M., one walking due south at 3 mi/hr and the other due west at 4 mi/hr. How long can they communicate with one another if each radio has a maximum range of 7 miles?

Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
(3t)^2+(4*t)^2=7
t=0.52915 hours almost 32 minutes or about 9:32 am