c. Write a sentence using your answer from part b to explain the meaning of that value. Use either the standard number or number & word form instead of scientific notation. . According to Wikipedia , the population of China is about 1,362,000,000 and the population of the US is about 317,000,000 a. Express each population in scientific notation. b. Find the ratio of China's population to the US population. Round to the nearest tenth. c. Use the ratio from above in a meaningful sentence. 7. Population density is defined as the average number of people living per square mile in a country or state. There are 6.54 million people in Indiana . The area of Indiana is 36,185 square miles . a. Write each number in scientific notation. b. Use scientific notation to calculate Indiana's people per square miles . This is called the population density. Write the answer in standard form, rounded to a whole number. C. Write a sentence using your answer from part b to explain the meaning of Indiana's population density. 8. According to CTIA .org , there were 327.6 million cell phones in the U.S. in 2014 . The U.S. population was approximately 317.9 million at that time. a. How many cell phones per capita were there in the U.S. in 2014? (Round to the nearest hundredth) b. Write a sentence using the cell phones per capita to explain what this value tells us. 9. Motor Vehicle Deaths-Use the table below to answer 14a-d. State MV Population Deaths Per Capita |Deaths per Deaths number ) 100,000 Indiana 693 6 million Illinois 911 12.4 million Ohio 1021 11.35 milion Michigan 871 9.9 million