The teacher passed out math books. the length is 10 inches and the width is 8 inches. what is the perimeter of each book?

Karianne and lucius are analyzing a linear function on a graph. karianne says that unit rate is equal to rate of change, but that slope is calculated differently. lucius says that unit rate, rate of change, and slope are calculated the same way. who is correct? explain your answer.

The multiplication property of zero states that the product of any number and 0 is 0. what must be true about either a or b to make ab=0

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?