Lisa prepared 15 kilograms of dough after working 3 hours. How many hours did Lisa work if she prepared 20 kilograms of dough? Assume the relationship is directly proportional.

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

Last year, a state university received 3,560 applications from boys. of those applications, 35 percent were from boys who lived in other states. part a)how many applications did the university receive from boys who lived in other states? part b)applications to the university from boys represented 40percent of all applications. how many applications did the university receive in all? i don't how to do part b so me and plz tell how you got your answer

Find the area of an equilateral triangle with a side of 6 inches