1. What is the future value of 22 periodic payments of $4,310 each made at the beginning of each period and compounded at 8%?

2. What is the present value of $3,510 to be received at the beginning of each of 28 periods, discounted at 10% compound interest?

3. What is the future value of 15 deposits of $3,480 each made at the beginning of each period and compounded at 10%? (Future value as of the end of the 15th period.)

4. What is the present value of 9 receipts of $3,700 each received at the beginning of each period, discounted at 9% compounded interest?