a homeowner measured her rectangle backyard is having a length of 40 yards and a width of 25 yard. Her measurements were accurate to the nearest yard. What is the range of possible values for an eight. The actual area in square yards of her backyard

Abank manager wants to encourage new customers to open accounts with principals of at least $2,500. 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! "?