Find the arc length, leave your answer in terms of Pi

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

Thelime contains the point(-3,0) and parallel x-3y=3( show all work)

Suppose you are choosing a 6-digit personal access code. this code is made up of 4 digits chosen from 1 to 9, followed by 2 letters chosen from a to z. any of these digits or letters can be repeated. find the total number of personal access codes that can be formed. 492,804 341,172 39,917,124 4,435,236