Two cargo trains are linked together making up a total of 22 cars. the cars from one of the trains are carrying 15 tons each and those from the other train are carrying 20 tons each. if the total cargo weight ranges from 380 to 400 tons what is the range of the number of 20 ton cars

Anyone know? will mark brainliest if you're correct!

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?

Which graph depicts the path of a projectile