Dominique collected 15 fewer pieces of liter than Sara. Sara collected 12 more pieces of litter than piper. piper collected 1/4 as Vaughn. Vaughn collected 9 more pieces than everyone else combined. how much litter did every one collect?

Abank manager wants to encourage new customers to open accounts with principals of at least $2 comma 500. he decides to make a poster advertising a simple interest rate of 3%. what must the principal be if the bank manager also wants to advertise that one can earn $10 the first month? can the poster correctly say, "open an account of $2 comma 500 and earn at least $10 interest in 1 month! "?