Chapter 1.3, Problem 8E

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6th Edition

Daniel C. Alexander + 1 other

ISBN: 9781285195698

Textbook Problem

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A cross-country runner jogs at a rate of
*A* to *B*,
*B* to *C*, and then
*C* back to *A*. how long will it take her to return to point *A*? See the figure for Exercise 7.

*Exercises 7, 8*

To determine

**To find:**

The time taken by her to return to point *A*.

Explanation

**Given:**

The given figure is,

A cross-country runner jogs at a rate of *A* to *B*, *B* to *C*, and then *C* back to *A*.

**Calculation:**

Consider the given figure,

Figure (1)

Distance covered by her from A to B is

Distance covered by her from B to C is

Distance covered by her from C to A is

Total distance covered by her is,

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