The ROI tables are based on simple compounding of interest, looking into the present (P), future (F), or into annual (A) equivalents. Can you use them to calculate the mortgage monthly payments used for purchasing a home? Without getting too bogged down in formulas, explain how mortgage monthly rates are calculated and how they are different than the ROI tables provided in this book Show how the monthly payments for a $300,000 home-mortgage fixed-interest loan for 30 years would look like using the mortgage industry tables. You can use online mortgage calculators. Calculate the present value of the $300,000 mortgage monthly payments.
The following data refers to an open – coiled helical spring: Pitch of the coils=27mm Number of coils=12 Mean coil diameter=54mm Diameter of wire=8mm Modulus of elasticity spring material=208GN/m2 Modulus of rigidity of spring material=72GN/m2 The spring is subjected to a pure axial twisting moment of 9M-m. Determine: The resulting angle of twist. (8 marks) The extension produced. (31/2 marks)
April 20, 2016
7:48 pm
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