The difference between compound and simple interests on a certain sum of money at the interest rate of 20% per annum for \(1{1 \over2}\) years is Rs. 6,200, when the interest is compounded semi-annually. Find the sum of money.
1
Rs. 2,00,000
2
Rs. 2,10,300
3
Rs. 2,12,000
4
Rs. 2,15,520