SOLUTION: The formula s= 16t2 is used to approximate the distance s, in feet, that an object falls freely (from rest) in t seconds. Use this formula to solve the problem. (Round answer to th

Algebra ->  Customizable Word Problem Solvers  -> Misc -> SOLUTION: The formula s= 16t2 is used to approximate the distance s, in feet, that an object falls freely (from rest) in t seconds. Use this formula to solve the problem. (Round answer to th      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


   



Question 728325: The formula s= 16t2 is used to approximate the distance s, in feet, that an object falls freely (from rest) in t seconds. Use this formula to solve the problem. (Round answer to the nearest tenth).
A stuntman jumps from a rooftop 325 ft off the ground. How long will it take him, falling freely, to reach the ground?
Possible answers:
A) About 20.3 sec
B) None
C) About 10.2 sec
D) About 72.1 sec
E) About 4.7 sec

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
The formula s= 16t2 is used to approximate the distance s, in feet, that an object falls freely (from rest) in t seconds. Use this formula to solve the problem. (Round answer to the nearest tenth).
A stuntman jumps from a rooftop 325 ft off the ground. How long will it take him, falling freely, to reach the ground?
---------------
325 = 16t^2
Solve for t
Ignore the negative solution.