A computer store buys a computer system at a cost of $468.60. The selling price was first at $781, but then the store advertised a 30% markdown on the system. Answer parts a and b.

If the value of cos330°is√3/2 then find cos 165°.

Abag contains pieces of paper numbered from 5 to 9. a piece of paper is drawn at random. what is the theoretical probability of drawing a number less than 8?

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 .