A student earned a grade of 80% on a math test that had 20 problems. How many problems on this test did the student answer correctly? (round to the nearest whole number) (Please answer with explination)

Solve the equation - 2(m -30) = -6m a-15 b-13 c-8 d8

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi

Ms.ortiz sells tomatoes wholesale. the function p(x)=-80x^2+320x-10, graphed below, indicates how much profit she makes on a load of tomatoes if she makes on a load of tomatoes if she sells them for 4-x dollars per kilogram. what should ms.ortiz charge per kilogram of tomatoes to make on a load of tomatoes?