A s of money is shared among 9 people so that the first get 75, the next 150,the next 225 , and so on (a)How much money does the ninth person get (b) How much

A s of money is shared among 9 people so that the first get 75, the next 150,the next 225 , and so on (a)How much money does the ninth person get
(b) How much money was shared altogether ​