Question

4. Rachit borrowed 15,000 from his
friend. He gave 3,000 at the rate of
15% per annum and the remaining
amount at the rate of 18% per annum.
How much interest did he pay in 4
years?​

Answer 1

Answer:

interests of 3000 per year is 450x4=1350

interests of 12000 per year is 2160x4=8640

Total Interest = 9990