求这个题的解法. A sum of $10000 is borrowed from a bank ,The compou

求这个题的解法. A sum of $10000 is borrowed from a bank ,The compound monthly interest is 1.5%
!)how much must be repaid if the loan is called in after two years?
!)if $5000 is repaid after two years,how much must be repaid at the end of one further year,if the monthly rate of compound interest falls to 1% during this third year?
麻烦各位主要帮忙答下第2问,谢谢了