help with 7, 8, 9, 10

QUERONT Suppose you sign up for an annuity in which you save $500, weekly for 5 years. The annuity promises you an annual interest rate of 3% compounded weekly. How much will the annuity be worth in 35 years there are 52 weeks in a year 517,67 3231 5910,000 31,600215 QUESTION Suppose you buy a year zero coupon bond with a face value of 51000 and as an interest rate compounded manually minute after you buy the bond the interest rate this bond balls to compounded senianually. What is the percent change in the bond price 0.25% 0.1% O 25 034291 QUESTIONS bank offers a 10 year annuity, with month payments of $2.000 starting mithfrom today in contrace.compound on how much shows uity cost today 13074490 940,000.00 3372.10.23 5720,000.00 QUESTIONS You cameda 14.2 tunt on an investment last year. We was last year. According to these in what you marutstyr 12.5% 13.00% 14.25% 15.50%