Solve for the unknown quantity shown in the following cash flow diagrams. The MARR is 3% a. (5 Points) 2 1 39 40 $500 $500 $500 $500 $500 b. (10 points) Hint: Try decomposing this cash flow into three simple cash flows, one of which is a uniform gradient. Remember that there is no cash flow in the first period of a uniform (arithmetic) gradient $600 $400 $300 $200 $100 3 4 1 6