Remains in the tank of semi truck and the number of miles traveled by the semi truck which function can be used to find y the number of gallons of fuel remains in the rank of the semi truck after it was traveled x miles A. Y=240x-10
B y= 1/10x + 240
C y= 240x - 30
D y= -1/6x + 240
Any help pls?

If sin θ=24/25 and 0 less than or equal to θ less than or equal to π/2, find the exact value of tan 2θ. answers; a) -527/336 b) -336/527 c)7/24 d) 24/7

20 solve 2(4 x + 3) < 5 x + 21. a) { x | x < 9} b) { x | x > -5} c) { x | x > -9} d) { x | x < 5}

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?