26-27 both xx

26. A deposit of $10,000 is made today. Semi-annual withdrawals of $R are made for 15 -years, with the first withdrawal made 6 -months from today. The fund earns interest at j2=10% for the first 6 -years and j2=6% thereafter. What is R ? (A) $618.93 (B) $442.15 (C) $540.26 (D) $605.26 27. Which of the following relationships is/are true? (I) s1=ani(1+i)n+1 (II) [snt+sni(1+i)n](1+i)2n=a2l (D) Neither is true (A) Both are true (C) (II) only (B) (D) only