If you could help with any of these questions it would be an amazing help!!!
7.4 A small industrial contractor purchased a warehouse building for $100,000. The contractor made an agreement with the seller to finance the purchase over a 5-year period. The agreement stated that monthly payments would be made based on a 30-yr amortization, but the balance owed at the end of year 5 would be paid in a lump sum balloon payment. What is the size of the balloon payment if the interest rate on the loan was 6% per year, compounded monthly?
7.6 The Camino Real Landfill was required to install a plastic liner to prevent leachate from migrating into the groundwater. The fill area was 50,000 sq meters and the installed liner cost was $8 per sq meter. To recover the investment, the owner charger $10 for pick up loads, $25 for dump truck loads and $70 for compactor truck loads. If the monthly distribution is 200 pickup loads, 50 dump truck loads and 100 compactor truck loads, what rate of return will the landfill owner make on the investment if the fill area is adequate for 4 years?
7.15 Techstreet.com is a small web design that provides services for two main types of websites: brochure and e-commerce.One package involves an upfront payment of $90,000, and monthly payments of 1.4cents per 'hit'. A new CAD software company is considering the package. The company expects to have at least 6000 hits per month, and it hopes that 1.5% of the hits will result in a sale. If the average income from sales is $150, what rate of return per month will the CAD software company realize if it uses the website for 2 years?
7.20 A permanent endowment at the Univ. of Alabama is to award scholarships to engineering students.The awards are to be made beginning 5 years after the $10 million lump-sum donation is made. If the interest from the endowment is to fund 100 students each year in the amount of $10,000 each, what annual rate of return must the endowment fund earn?
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