Please complete question no : 4, 7, 10, 16, 18, & 20.

These questions are in the images attached below.

* 4. Calculating Interest Rates (LO3) Solve for the unknown interest rate in each of the following: Present Value Years Interest Rate Future Value $240 4 $297 360 18 1,080 39,000 19 185,382 38,261 25 531,61810. . Calculating the Number of Periods (L03) At 6.5% interest, how long does it take to double your money? To quadruple it? . Calculating Interest Rates (L03) In 2016, the automobile industry announced the average vehicle selling price was $34,958. Five years earlier, the average price was $27,641. What was the annual percentage increase in vehicle selling price? . Calculating the Number of Periods (L03) You're trying to save to buy a new $190,000 BMW 3 series sedan. You have $40,000 today that can be invested at your bank. The bank pays 4.8% annual interest on its accounts. How long will it be before you have enough to buy the car? Calculating Present Values (L02) Normandin Inc. has an unfunded W pension liability of $575 million that must be paid in 20 years. To assess the value of the rm's stock, nancial analysts want to discount this liability back to the present. If the relevant discount rate is 6.8%, What is the present value of this liability? 16. Calculating Rates of Return (L03) On February 2, 2016, an investor held some Province of Ontario stripped coupons in a seltiadministered RRSP at ScotiaMcLeod, an investment dealer. Each coupon represented a promise to pay $100 at the maturity date on January 13, 2022, but the investor would receive nothing until then. The value of the coupon showed as $26.04 on the investor's screen. This means that the investor was giving up $26.04 on February 2, 2016, in exchange for $100 to be received just less than six years later. a. Based upon the $76.04 price, what rate was the yield on the Province of Ontario bond? 1:. Suppose that on February 2, 201?, the security's price was $81.00. If an investor had purchased it for $76.04 a year earlier and sold it on this day, what annual rate of return would she have earned? c. If an investor had purchased the security at market on February 2, 201?, and held it until it matured, what annual rate of return would she have earned? 18. Calculating Present Values (L02) Suppose you are still committed to owning a $ 190,000 BMW (see Question 9). If you believe your mutual fund can achieve a 12% annual rate of return and you want to buy the car in nine years on the day you turn 30, how much must you invest today? 19. Calculating Future Values (L01) You have just made your rst $5,000 contribution to your RRSP. Assuming you earn an 11% rate of return and make no additional contributions, what will your account be worth when you retire in 45 years? What if you wait ten years before contributing? (Does this suggest an investment strategy?) 20. Calculating Future Values (L01) You are scheduled to receive $15,000 in two years. When you receive it, you will invest it for six more years at \"1.1% per year. How much will you have in eight years