How do you do this math problem? Pls, explain your work I need to get this stuff!

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.

Which of the following transformations will always produce a congruent figure?

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?