The ratio of girls to boys who participated in the quiz bowl was 7: 5. there were 42 girls in the competition. how many boys participated?

What are the values of a, b, and c in the quadratic equation 0 = x2 – 3x - 2? a = 1, b = 3, c = 2 a=, b = -3,c=-2 a = 1, b = 3, c= 2 a = 1.0= -3, c = 2

Alocal hamburger shop sold a combined total of 601 hamburgers and cheeseburgers on friday. there were 51 more cheeseburgers sold than hamburgers. how many hamburgers were sold on friday? a local hamburger shop sold a combined total of hamburgers and cheeseburgers on friday. there were more cheeseburgers sold than hamburgers. how many hamburgers were sold on friday?

You're on a residential construction team doing roofing. the pitch of a roof is 13 rise over run. find the rise if the horizontal run of the roof is 15 feet 34 inches.