Independent variables are things that can stand alone. Which set of these variables does not rely on each other? For example the income and savings. I want 1,000,000 in my savings account, however my income is not nearly that high since I only make 19,000. Look at the other pairs and see if there is a correlation between them.
67,234.63992 to the nearest thousandth is 67,234.64.
Answer b - Line BC... The adjacent line is the one directly across from the letter in question.
Add all the sides up the divide by how many numbers there are