Chapter 4, Problem 24PT

To determine

To write:an equation for the number of people who are left-handed.

Answer to Problem 24PT

There are 43 million left-handed people in the United States.

Explanation of Solution

Given:

The population of the United States is about 300 million.

Calculation:

Given: The population of the United States is about 300 million.

Let $l$ represent the number of left-handed people, and p represent total population.

The required equation,

  $l=\frac{1}{7}p$

Putting the value of p ,

  $\begin{array}{l}l=\frac{1}{7}\left(300,000,000\right)\\ \approx 42,857,143\end{array}$

Hence, rounded to the nearest million, there are 43 million left-handed people in the United States.

Conclusion:

Hence, there are 43 million left-handed people in the United States.