Joe buys 2 shirts for $18.50 each and a belt for $12.36. He pays tax at a rate of 5.5% on his purchase. How much tax does he pay?

What could explain what happened when the time was equal to 120 minutes

The length of a rectangle plus its width is 25 cm. the area is 156 square cm. what are the length and width of the rectangle? separate the answers with a comma.

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?