Part II. Estimating the Cost of Roofing the Barn Now that we-1 in who how moch the area the roof actually covers we can find out how much the materinls wn the teploce the roof. Use there materials with the prices and quantitior listad below. $35.75 per sheet of plywood $10.45 per box Cut to exact size need cost (each sheet 48 ) (each box will nail 250 sq. ft $4.98 per square foot of roof) For the following problems use the plywood, nail and tin costs above. 1) Assume your roof has a total arca ef 1095 square foet to do the colculations beloss How many pieces of plywood will be required to cover the total area of the roof? (Must buy whole sheets of Plywood) 2) Assume, your roof has a total area of 1095 square feet to do che calculations belons What is the total cost of plywood that will need to be purchased? 3) Assume vour roof has a total areed of 1005 square fect to do the onlculatiens beloss How many boxes of nails must be purchased to complete the roof? (Can only buy whole boxes) 4) Assume your mof has a total area of 1095 square foer to do the calculations belons What is the total cost of nails that will need to be purchased? 5) Assrime vour roef hias a fotal arca of 1095 square fect to de the calculations beloss What is the total cost of tin that is needed to be purchased? (This 5. You decided to borrow $25,000 for a new car. You can select one of the following loans, each requiring regular monthly payments: Round to the nearest cent. Use the following equation: PMT=(1(1+nAPR)(nt))(P(nAPR)) Installment Loan A: 3-year loan at 5.5\% APR installment Loan B: 5 - year loan at 7% APR a) Find the monthly payment and the total interest for loan A. b) Find the monthly payment and the total interest for loan B c) Compare the monthly payment and total interest for the two loans. Which has the higher monthly payment? d) How much more? e) Which pays higher interest? f) How much more? 9. Pablo found a house he likes for a price of $250,000. He pays 10% cash down payment (or $25,000 ). He finances the remaining price with a loan at 3.5% compounded monthly. a) Use the formula below to calculate his monthly payment if the loan is for 30 years? b) What is the total amount that Burt would pay for the house (Hint: Be sure to include the deposit plus monthly cost paid for 30 years in your calculation.) c) What would his monthly payment be if the loan is for 15 years? d) What is the total amount that Burt would pay for the house (Hint: Be sure to include the deposit plus monthly cost paid for 15 years in your calculation.)
