Aman invested $9,000.some at a rate of 6 billion percent interest, and some at 7 percent interest, and the earning for one year was $575. how much money was invested at each rate

Someone answer asap for ! michele pushes a box d meters across a floor. she uses a force f, in newtons, to push the box. she pushes the box for t seconds. the formula p = fd/t calculates the power, p, in watts, that it takes for michele to complete the task. solve the formula for d.