Q: In a bank, deposits can be made for periods ranging from 6 months to 10 years. Every quarter, an interest will be added on to the principal. The rate of interest applied is 9 % per annum for periods from 12 months to 23 months and 10 % per annum for periods from 24 months to 120 months. An amount of ₹ 1 000 invested for 2 years to grow, will be nearly