Compound Interest How long will it take $5,250.00 to become $9,250.00 at 8.5% compounded weekly? (Round your answer to two decimal places.) It will take years. Compound Interest You just took over another financial adviser's account. The client invested $15,000.00 at 8.45% compounded monthly and now has $30,257.65. How long has this client had the money invested? (Round your answer to the nearest whole number.) The client has had the money invested for months