A model airplane has a wingspan of about 15 in. The actual airplane has a wingspan of 34 ft. and a length of 42 ft. How long is the model? (round to the nearest tenth).

Problem 3 a bank charges a service fee of $7.50 per month for a checking account. a bank account has $85.00. if no money is deposited or withdrawn except the service charge, how many months until the account balance is negative