Find the MEDIAN for the data set: 8, 4, 6, 6, 8, 2, 6,5

Don't know how to find x given these segment lengths

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

Tod does not have any cookies. david gives jeff 8 cookies. then he splits half of the cookies he has left with tod. david let’s c represent the number of cookies that he starts with. he finds the number of cookies that tod has is 1/2 the difference of c and 8. write an expression to represent the number of cookies that tod has.