please answer both questions

Question 11 The elements that cause problems with the use of the IRR in projects that are mutually exclusive are referred to as the: Not yet answered Marked out of 0.25 P Flag question o a discount rate and scale problems. ob: discount rate and timing problems oc. timing and scale problems. od timing and reversing flow problems o e scale and reversing flow problems. Ann is willing to pay $225 a month for 5 years for a car payment. If the interest rate is 8.25%, compounded monthly, and she has a cash down payment of $4,000, what price car can she afford to purchase? Question 12 Not yet wowered Marked out of 100 Flag question a $10.502.00 b. $15,031.43 O $7,031.43 d. $14,839.00 $11,031.43