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Keller Construction is considefing two new investments. Project E calls for the purchase of earthmoving equipment. Project H represents an imestment in a bydraulic lif. Keler wishes to use a net present value protile in compsing the projects. The investiment and cosh flow patterns are as follows; Use Aopendix 1 for an approximste answer but calculate your final answer using the formula and financial calculator methods. a. Determine the net present value of the projects based on a zero percent discoun rate. b. Determine the net present volue of the projects based on a discount fate of 13 percent (Do not round intermediate calculations and round your answers to 2 decimal places.)