The math club is doing a fundraiser to raise money to attend a math competition. the club was told by their advisor to raise $2000, but they decided to raise $4000. the club is selling " i like tt" t-shirts for $10 and "i like tt" sweaters for $20. let x equal the number of t-shirts sold and let y equal the number of sweatshirts sold. are the graphs of the equations parallel and how can you tell?

For a research project in a political science course, a student has collected information about the quality of life and the degree of political democracy in 50 nations. specifically, she used infant mortality rates to measure quality of life and the percentage of all adults who are permitted to vote in national elections as a measure of democratization. her hypothesis is that the quality of life is higher in more democratic nations. read this research description carefully. pay attention to the following: how many variables are in this research? what is the scale of the variable for infant mortality? p1c4. what is the dependent variable in this research problem? p1c4. is this research descriptive or inferential? does this research involves single variable analysis or two or more variable analysis?