Finding the length of the circuit.

  • Thread starter paulmdrdo
  • Start date
  • #1
68
2

Homework Statement


Q36hall_XXIV.jpg


Homework Equations


D = rt

The Attempt at a Solution



[/B]
This is my attempt



let d= length of the circuit
60/a mph --- speed for walking
60/b mph ----speed for riding
60/c mph ---- speed for driving

d=(60/a)t1+(60/b)t2+(60/c)t3

From here I cannot continue. Kindly help me. Thanks!
 

Answers and Replies

  • #2
ehild
Homework Helper
15,543
1,909

Homework Statement


Q36hall_XXIV.jpg


Homework Equations


D = rt

The Attempt at a Solution



[/B]
This is my attempt



let d= length of the circuit
60/a mph --- speed for walking
60/b mph ----speed for riding
60/c mph ---- speed for driving

d=(60/a)t1+(60/b)t2+(60/c)t3

From here I cannot continue. Kindly help me. Thanks!
Use the information given in the problem for the times of the different routes, using some notation for the sides of the triangle.
 

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