Give stream of consciousness and then the final answer. 4000 was divided into two parts such a way that when first part was invested at 3% and the second at 5%, the whole annual interest from both the investments is Rs.144, how much was put at 3%?\nOptions:\n(A) 2178\n(B) 1087\n(C) 2800\n(D) 2689\n(E) 2081
User
(x*3*1)/100 + [(4000 - x)*5*1]/100 = 144\n3x/100 + 200 – 5x/100 = 144\n2x/100 = 56 è x = 2800
The final answer: (C).
Assistant