Sally had a 92% in math class, but then she got a 57% on a test that was worth 40% of her grade. what is ger new grade now in math class?

In the final round of trivia competition, contestants were asked to name as many states that begin with the letter m as they could in 15 seconds. the bar graph shows the number of states the contestants were able to name. how many contestants participated in the final round of the competition?

In the diagram, the ratio of ab to ae is (1/2) . what is the ratio of the length of to the length of ?

How do you solving the solution of each system using elimination?