What is a 15% tip on a meal that costs 38.40

Can somebody me out with this question

The table represents a linear function. what is the slope of the function? –6 –4 4 6

Two students were asked if they liked to read. is this a good example of a statistical question? why or why not? a yes, this is a good statistical question because a variety of answers are given. b yes, this is a good statistical question because there are not a variety of answers that could be given. c no, this is not a good statistical question because there are not a variety of answers that could be given. no, this is not a good statistical question because there are a variety of answers that could be given