摘要
When am I ever going to use this?PHYSICAL SCIENCE The graph shows three main elements that make up most of the human body.1.Suppose a person weighs 120 pounds.Use the percent proportion to find the number of pounds of oxygen,carbon,and hydrogen.2.Express the percent of each element as a decimal.3.Multiply each decimal by 120.Record your results.
出处
《中学生数学》
2022年第16期F0003-F0003,共1页
