Rs. 20000 are kept at simple interest in 2 parts. One part is kept at a rate of 8% per annum and the other part is kept at a rate of 15% per annum. If the total interest for 3 years is Rs. 6480, then what is the value of these two parts?
1
Rs. 12000, Rs. 8000
2
Rs. 16000, Rs. 5000
3
Rs. 10000, Rs. 10000
4
Rs. 14000, Rs. 6000