This document contains 18 questions related to calculating interest rates, present and future values of investments, annuities, and compound interest over time. The questions cover a range of financial scenarios involving fixed deposits, loans, bonds, savings plans, and contracts. They require calculating annual returns, time periods to pay annuities at given discount rates, present values of future cash flows, amounts accumulated with compound interest, sizes of deposits or payments needed to achieve given future values, and implicit or required rates of return.