5 Nadia is making a rectangular
mosaic out of -inch by Inch
tiles. The rectangle is 12 inches long
and 3 inches wide. How many tiles
will Nadia use to cover the rectangle
completely?
42 tiles © 144 tiles
® 84 tiles
168 tiles

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?