Your mother just won $250,000 for splitting a Nobel Prize with three coworkers. If she invests her

Question:

Your mother just won $250,000 for splitting a Nobel Prize with three coworkers. If she invests her prize money in a diversified equity portfolio returning 8 percent per year, approximately how long will it take her to become a millionaire, before accounting for taxes?

Portfolio
A portfolio is a grouping of financial assets such as stocks, bonds, commodities, currencies and cash equivalents, as well as their fund counterparts, including mutual, exchange-traded and closed funds. A portfolio can also consist of non-publicly...