求助！！！大神们快来帮我看看这两道题哈

yuanrong0000

PREP 18.



The six regions in which Techtyx Appliance Company sells appliances are labeled A through F in the graph. The size of each circle and the corresponding number in the circle indicate the proportion of Techtyx customer transactions in that region. The position of each circle’s center relative to the vertical axis shows how many different product types are marketed in the region, and the position relative to the horizontal axis shows last year’s sales in thousand of euros for the region.









For each of the following, use the drop-down menu to create the most accurate statement on the basis of the information provided.



a. Among the six regions, the one with the most Techtyx customer transactions ranks … in the number of product types marketed.



(first / second / third / fourth)



b. The region for which the value of the average transaction was greatest is region …



( A / C / E / F)

答案：a.fourth b.E

PREP 12.



The graph shows the percentages of internet users in different age groups who participated in various online activities in 2007. Publishing Web pages, writing blogs, and uploading videos is considered creating primary content, but content created on social networking sites is not considered primary content.











For each of the following, use the drop-down menu to create the most accurate statement on the basis of the information provided.





a. In 2007, of the Internet users 62 years old or older who used one or more forms of social media, approximately … percent used social networking sites.



(6 / 8 / 20 / 30)

为什么是20呢

求解答！！！！




PREP 12.



The graph shows the percentages of internet users in different age groups who participated in various online activities in 2007. Publishing Web pages, writing blogs, and uploading videos is considered creating primary content, but content created on social networking sites is not considered primary content.











For each of the following, use the drop-down menu to create the most accurate statement on the basis of the information provided.





a. In 2007, of the Internet users 62 years old or older who used one or more forms of social media, approximately … percent used social networking sites.



(6 / 8 / 20 / 30)

为什么是20呢

求解答！！！！

yuanrong0000

这两题的图。。。求指点