Question
Anju deposited two parts of a sum of Rs. 30,000 in
different banks at the rate of 15% per annum and 12% per annum respectively. In one year she got Rs. 4140 as the total interest. What was the amount deposited at the rate of 12% per annum?Solution
The sum of two numbers is 25 and their difference is 15. The ratio of the numbers is:
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