There are 500 sheets of paper in a book. each sheet is 0.01 cm thick. the book's front and back cover are each 0.1 cm thick. what is the total thickness of the book and its cover?

1. if events a and b are non-overlapping events, how do you find the probability that one or the other occurs? 2. what does it mean if p(a or b) equals 1?

Qrst is a parallelogram. determine the measure of ∠q pls

Bag a contains 3 white marveled and 2 marbles bag b contains 6 white marbles and 3 red marbles a person draws one marbles from each bag find the probability that both marbles are white