You score 90 on the midterm, 60 on the final, and 80 on the class project. What is your average score if the midterm is worth 30%, the final is worth 50%, and the class project is worth 20%?

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?

Write the equations in logarithmic form 7^3=343

The graph shows the amount of money noah earned based on the number of lawns he cut. which list shows the dependent quantities in the graph?