The circle graph shows the different vitamins present in a health drink. Identify the measure of arc AB. Please help!

Which expression can be used to determine the slope of the line that passes through the points -6, three and one, -9

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling

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?