Adrianne is going to meet a friend in Sweden, so she buys 450 Swedish krona at a travel agency but they charge a surcharge of 0.4% handling fee on the Canadian amount. What is the total cost of this transaction? Bank buying rate: 0.165558 Bank selling rate: 0.175558

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! "?