If the vertex of a parabola is ​(-1,-10), what is the axis of​ symmetry?

Consider a bag that contains 220 coins of which 6 are rare indian pennies. for the given pair of events a and b, complete parts (a) and (b) below. a: when one of the 220 coins is randomly selected, it is one of the 6 indian pennies. b: when another one of the 220 coins is randomly selected (with replacement), it is also one of the 6 indian pennies. a. determine whether events a and b are independent or dependent. b. find p(a and b), the probability that events a and b both occur.

Mr.walker is looking at the fundraiser totals for the last five years , how does the mean of the totals compare to the median?

(60 points) explain this in detail