HELP PLEASE! Please show work if possible!

Acar travels at an average speed of 52 miles per hour. how long does it take to travel 299 miles

2.5 milligrams is equivalent to how many grams

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?