Q. A student earned a grade of 80% on a math test that had 30 problems. How many problems on this test did the student answer correctly?

Afootball is throw by a quarterback to a receiver

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2

Your car's gasoline tank holds 18 gallons of gasoline. on a trip in canada, the tank is one-quarter full. you want to fill the tank. how many liters of gasoline are needed to fill the tank