Pierre inherited s269,100 from his uncle and decided to invest the money. he put part of the
money in a money market account that earns 3.1% simple interest. the remaining money was
invested in a stock that returned 4% in the first year and a mutual fund that lost 2% in the first
year. he invested $10,000 more in the stock than in the mutual fund, and his net gain for 1 yr
was $3180. determine the amount invested in each account.