Josefina is a lifeguard and spots a drowning child 60 meters along the shore and 70 meters from the shore to the child. Josefina runs along the shore for a while and then jumps into the water and swims from there directly to the child. Josefina can run at a rate of 5 meters per second and swim at a rate of 1.1 meters per second. How far along the shore should Josefina run before jumping into the water in order to save the child? Round your answer to three decimal places.
Josefina is a lifeguard and spots a drowning child 60 meters along the shore and 70 meters from the shore to the child. Josefina runs along the shore for a while and then jumps into the water and swims from there directly to the child. Josefina can run at a rate of 5 meters per second and swim at a rate of 1.1 meters per second. How far along the shore should Josefina run before jumping into the water in order to save the child? Round your answer to three decimal places.
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter4: Polynomials
Section4.8: Rate-time-distance Problems
Problem 3OE
Question
Josefina is a lifeguard and spots a drowning child 60 meters along the shore and 70 meters from the shore to the child. Josefina runs along the shore for a while and then jumps into the water and swims from there directly to the child. Josefina can run at a rate of 5 meters per second and swim at a rate of 1.1 meters per second. How far along the shore should Josefina run before jumping into the water in order to save the child? Round your answer to three decimal places.
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 6 steps with 20 images
Recommended textbooks for you
Algebra: Structure And Method, Book 1
Algebra
ISBN:
9780395977224
Author:
Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:
McDougal Littell
Elementary Algebra
Algebra
ISBN:
9780998625713
Author:
Lynn Marecek, MaryAnne Anthony-Smith
Publisher:
OpenStax - Rice University
Algebra: Structure And Method, Book 1
Algebra
ISBN:
9780395977224
Author:
Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:
McDougal Littell
Elementary Algebra
Algebra
ISBN:
9780998625713
Author:
Lynn Marecek, MaryAnne Anthony-Smith
Publisher:
OpenStax - Rice University
Holt Mcdougal Larson Pre-algebra: Student Edition…
Algebra
ISBN:
9780547587776
Author:
HOLT MCDOUGAL
Publisher:
HOLT MCDOUGAL