To calculate: Total distance Phil walked to and from school. Also, specify if problem has no solution.
Answer to Problem 13MPS
Problem has no solution.
Explanation of Solution
Given information:
On the way to home,
Phil walked
Trip took 5 minutes less.
Let
d : distance traveled
r : walking speed
t : time taken
Now,
On the way to school,
Distance traveled,
Then
On the way to home,
Distance traveled,
Equate the above two equations:
There are still two variables.
Thus,
The problem cannot be solved.
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Algebra: Structure And Method, Book 1
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