Please answer both multiple choice questions

29. Isaac only has $1,090 today but needs $1,979 to buy a new computer. How long will he have to wait to buy the computer if he eams 5.4 percent compounded annually on his savings? Assume the price of the computer remains constant. A. 11.83 years B. 48 years C. 12.51 years D. 12.77 years E. 11.34 years 30. You have S500 today and want to triple your money in 6 years. What interest rate must you earn if the interest is compounded annually? A. 18.08 percent B. 19.90 percent C. 22.15 percent D. 20.09 percent E. 21.21 percent