Please give me the answer

State whether weight is a function of height for the six students and explain. a. yes, height is a function of weight because two students weigh 165 pounds but have different heights. b. no, height is not a function of weight because two students weigh 165 pounds but have different heights. c. yes, weight is a function of height because for each value of height there is one corresponding value of weight. d. no, weight is not a function of height because there is not enough data to determine a function.

Car a and car b were in a race .the driver of car b claimed that his car was twice as fast as car a

What is the slopeof the live that passes through the points and (-2,-5) and (3,-1)