3 (10 points). Given the following cash flows, find the value of B such that the present woth is zero. Assume that i = 10%. Years Cash Flow 1 150 - B 2 300 - 2B 3 450 - 3B 4 600 - 4B O 105 0 121 O 136 O 163 4. A young engineer wishes to become a millionaire by the time she is 65 years old. She can obtain a 10% rate of return per year. She plans to make annual deposits, beginning on her 25th birthday and continuing through her 64th birthday. a (10 points) Assume that she can obtain a 8% rate of return per year. How much should each annual deposit be? $2160 $2675 O $3110 O $3575