Volume of cone with 18mi height and 18mi diameter

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.

What are the digits that repeat in the smallest sequence of repeating digits in the decimal equivalent of 24/11?

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2