Subject :IMO Class : Class 9
David invested certain amount in three different schemes A, B and C wi th the rate of interest 10% p.a., 12% p.a. and 15% p.a. respectively. If the total interest accrued in one year was Rs 3200 and the amount invested in Scheme C was 150% of the amount invested in Scheme A and 240% of the amount invested in Scheme B, what was the amount invested in Scheme B?
(A) Rs 5000
(B) Rs 6500
(C) Rs 8000
(D) None of these