Please help this is tough!

Which of the following is the correct ratio for converting kilograms to grams

The rectangle on the right is the image of the rectangle on the left. what transformation would result in this image? reflection rotation translation dilation

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?