HELP Mary is given five tests that all have
a maximum score of 100 points. The
median score of her tests is 72. What
is the best mean score, rounded to the
nearest whole number, that she could
have earned?
(A) 72
(B) 83
(C) 86
(D) 88
(E) 90

Aretha wanted to gather data about the cost of local bowling leagues in her area. she plotted the data and determined that the average bowling league costs consist of a one-time registration fee and a monthly fee modeled by the equation y = 15x + 20. identify and interpret the y-intercept in this model. the y-intercept is 20. this is the cost per month. the y-intercept is 20. this is the cost of registration. the y-intercept is 15. this is the cost of registration. the y-intercept is 15. this is the cost per month.