Chet needs to but 4 work shirts, all costing the same amount. after he uses a $25 gift certificate, he can spend no more than $75.write an inequality to find the possible cost for a shirt. identify what your variable represents?

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! "?