Grand Guys offers the same no-interest plan but require a 10% deposit and an establishment fee of $30 both of which are payable immediately. Grand Guys also charges an account keeping fee of $2.95 per month due with each payment. What cash amount should Grand Guys be willing to accept with its no-interest plan on the speaker package ticketed at $3,600? In this case you can assume Grand Guys value money at 7.2% per year compounded monthly. provide step by step solution with clear formula.