2 PM Tue Apr 2 at 8:38 AM ININ 4015:ENGINEERING ECONOMY UNIVERSITY OF PUERTO RICO MAYAGEZ PRACTICE PROBLEMS La Facultad de Ingenieria con la ayuda de algunas industrias del rea est planificando establecer un fondo para proveer becas anuales de $1000 a estudiantes econmicamente necesitados. La compaia Hewlett Packard se compromete a aportar a este fondo $2000 cada cinco aos mientras que la Ely Lilly ofrece contribuir con S5000 inmediatamente y $1000 cada dos aos. Determine cuntos estudiantes se podrn beneficiar de estas becas cada ao si se espera ofrecer este beneficio perpetuamente y el banco local ofrece una tasa de inters del 6% anual. Construya el diagrama de flujo para esta alternativa. O PROBLEMA PROBLEM A recent engineering graduate has encountered a puzzling situation in her analysis of three mutually exclusive alternatives related to a project. Her cahsflow data and results with three different analysis methods are shown in the following table when the MARR is 8% per year. Comments on her results and rework any of the analyses as you would have done them. Which economic measure(s) of merit is/are correct in this situation? Please explain you answer End of Year Net cash flows for Alt. II -$100,000 110,000 Alt. I $100,000 Alt. III -$100,000 0 155000 120,000 0 10,000 21000 50,000 Measure of merit: Pw IRR Simple payback $18,595 19.5% $8,658 15.6% I year S29,289 16.2% 3 years PROBLEM Two manufacturing methods have been proposed for a new production requirement. One method involves two general purpose machines that costs $15,000 each, installed Fach will require an gnrrato