1. Compute the future value of an annuity in which quarterly payments (4 each year) of $167 are made for 13 years at an annual rate of 4.7%.
2. Sam borrowed $9828 at an annual rate of 5.4%. If he will repay this debt weekly for 28 weeks, how much will each payment be?
3. In theory and in reality (most of times), a beta of index fund should be equal to 1. Why?