a bag of marbles contains 5 red, 3 blue, 2 green, and 2 yellow marbles.
what is the probability that you choose a red marble and then a green marble assuming you replace the first marble?

Identify the number as a rational or irrational.explain. 127

Over the course of the school year, you keep track of how much snow falls on a given day and whether it was a snow day. your data indicates that of twenty-one days with less than three inches of snow, five were snow days, while of the eight days with more than three inches of snow, six were snow days. if all you know about a day is that it is snowing, what is the probability that it will be a snow day?

Will give brainliestbased on the topographic map of mt. st. helens, what is the contour interval if the volcano height is 2,950 m?