A 10-year bond with a face value of $1000 was issued on 1 July 2018. The bond pays annual coupons at 6% p.a. Sally purchased the bond on 1 July 2020 immediately after the coupon payment at a price of $930. Which of the following equations can be used to find the yield to maturity X for Sally? (There may be more than one correct answer. You will lose marks by choosing a wrong answer. The minimum mark for the question is zero.) Select one or more: O a. 1000 60 1000 X (1 (1+X)-8) + (1 + X)8 b. None of the equations can be used to find X. 0 c. 930 60 1000 (1 (1+X)-8) + X (1 + X)8 O 1000 1000 d. 1000 = (1 (1 + X)-10) + X (1 + X)10 O 60 1000 e. X = (1 - (1.06)-10) + 0.06 (1.0610 60 1000 f. 930 (1 (1 + X)-10) + X (1 + X)10