Please help me I wanna get full mark it will mean a lot if you help :)

The table shows the age and finish time of ten runners in a half marathon. identify the outlier in this data set. drag into the table the ordered pair of the outlier and a reason why that point is an outlier.

If sin(x) = 0 and cos(x) = 1, what is tan(x)?

Which equation represents a direct linear variationa. y=x2b. y=2/5xc. y=1/xd. y=x+3