A bank gives out Rs 6000 to Customer A for 2 years and Rs 1500 to customer B for 4 years. It receives interest of Rs 900 from them put together. Find the rate of interest (SI)?
Rs 6000 for 2 years Rs 12000 for 1 year and Rs 1500 for 4 years Rs 6000 for 1 year
Total Principal = Rs 18000 for 1 year
= 5%