Tom and Suzie collect rocks on walks around town. Tom had 60, and on each of his last two walks he collected 12 rocks. Susie
had 68 rocks then went on a walk and collected 17 more.
Which number sentence correctly compares how many rocks
Tom and Suzie have?
A. 60 + 2 x 12 > 68 + 17
B. 60 + 2 x 12 < 68 +17
C. 60 + 2 x 12 = 68 + 17
D. (60 + 2) x 12 > 68 + 17

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?