This is due today! Please answer this:

This race was first held in 1953 on august 16th. every decade the race finishes with a festival. how many years is this?

Which equation expression the relationship between the number of boxes b and the number of cans c and the proportion is 48

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?