Question

On (A) select one textbook, cookbooks, magazines, paperbacks poetry, notificationThe pie chart below shows the percentage of total revenue that a publisher receives from various types of publications. Use this chart to answer the questions

Answer 1

Step 1

`Fraction\text{ of paper back+nonfiction +poetry + textbooks take}\approx\text{ }(1)/(2)\text{ of the chart}`
`\frac{1}{3\text{ }}\text{ of the chart will take }(1)/(3)*360=120^o`

The only category that accounts for approximately one-third of the publisher's revenue is Magazine because the area it covers is definitely above 90 degrees.

A) Answer- Magazines

Step 2

`Magazines+cookbooks+textbooks\text{ take approximately }(2)/(3)\text{ of the chart}`
`\begin{gathered} Poetry+nonfiction\text{ + paperbacks take approximately }(1)/(3)\text{ of the chart} \\ and\text{ are approxiately equal} \\ 3x=(1)/(3) \\ x=(1)/(9) \\ The\text{ percentage will be; 100}*(2)/(9)=22.2 \\ \approx20\text{\%} \end{gathered}`

Step 3

`\begin{gathered} cook\text{books is approximately twice of poetry} \\ If\text{ cookbok takes 16\%, then;} \\ Poetry\text{ will take; }(16)/(2)\approx8\text{\%} \end{gathered}`