Please help I beg of you

If x varies directly as y, and x = 7.5 when y = 10, find x when y = 4

Math ! will give branliest at a car and truck dealership, the probability that a vehicle is white is 0.25 . the probability that it is a pick up truck is 0.15 . the or obability that it is a white pick up truck is 0.06 . what is the probability that the vehicle is white, given that the vehicle is a pickup truck . round your answer to two decimal places .

Which figures are polygons? select each correct answer. figure a figure b figure c figure d