A man invested three times as much money in a bond fund that earned 8% in a year as he did in a mutual fund that returned 4% in the year. How much money did he invest in each fund if the total earning for the year were $112?

He invest $__________ in the bond and $_____________ in the mutual fund.

(When put answer, don't put comma within numbers, for example, if the answer is "$100,000", type "100000".)