Petrolyn motor oil is a combination of natural and synthetic oil. It contains 5 liters of natural oil for every 8 liters of synthetic oil. In order to make 793 liters of petrolyn oil, how many liters of natural oil are needed?

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

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?

`if you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain. ''.