A teacher has gallon of water. He pours the water into 5 glasses for children. Each child receives the same amount of water. There is no water left over. How much water, in gallons, does each child receive?

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?