Chapter 11.4, Problem 2CYP

To determine

To calculate: To find Ann Proctor’s speed in feet per second

Answer to Problem 2CYP

The speed of Ann Proctor in feet per second is $93.72feet/\sec$

Explanation of Solution

Given: Ann Proctor won the 2007 World Waterski Racing Championship race, where her average speed in miles per hour was $63.9$ miles per hour

Formula Used:

  $1mile=5280feet$

Calculation:

Ann Proctor won the 2007 World Waterski Racing Championship race, where her average speed in miles per hour was $63.9$ miles per hour

Speed of Ann Proctor in feet per second is calculated as follows:

  $\begin{array}{l}\Rightarrow 63.9\times \frac{5280}{3600}feet/\sec \\ \Rightarrow 63.9\times 1.467feet/\sec \\ \Rightarrow 93.72feet/\sec \end{array}$

Conclusion:

Hence, speed of Ann Proctor in feet per second is $93.72feet/\sec$