A stockbroker has money in three accounts. The interest rates on the three accounts are 7%, 8%, 9%. If she has twice as much mon
ey invested at 8% as she does in 7% Three times as much at 9% as she has at 7%, and the total interest for the year is $150 how much is invested at each rate?
The stockbroker invested $___at 7%,$___at 8%, and $___at 9%
