1) Sathish invests Rs. 35,500 in a scheme which earns him simple interest at 15% p.a for 2 years. At the end of 2 years he reinvests the total amount at 20% p.a. What will be the total interest earned by Satish over the principal at the end of 5 years ? A) Rs. 30,956.80 B) Rs. 35,196 C) Rs. 40,500` D) Rs. 44,247.20 E) Rs. 41,569.20 Answer: Option DExplanation:SI= 35,500×15100×2 =10,650 A =35,500+10,650 =46,150 CI for 3 yrs =46,150[(1+20100)3] =33,597.20 ∴ Total interest =10,650+33,597.20 = 44,247.20