![A man deposited Rs. 2820 in a bank at 9% per annum and Rs. 3420 in another bank at 11% per annum. Find the rate of interest for the whole sum](https://www.gkseries.com/blog/wp-content/uploads/2024/04/A-man-deposited-Rs.-2820-in-a-bank-at-9-per-annum-and-Rs.-3420-in-another-bank-at-11-per-annum.-Find-the-rate-of-interest-for-the-whole-sum.jpg)
A man deposited Rs. 2820 in a bank at 9% per annum and Rs. 3420 in another bank at 11% per annum. Find the rate of interest for the whole sum
(a) 12.732%
(b) 12.321%
(c) 11.616%
(d) 10.096%
Sol:
![](https://www.gkseries.com/blog/wp-content/uploads/2024/04/image-173-1024x852.png)
A man deposited Rs. 2820 in a bank at 9% per annum and Rs. 3420 in another bank at 11% per annum. Find the rate of interest for the whole sum
(a) 12.732%
(b) 12.321%
(c) 11.616%
(d) 10.096%
Sol:
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