Rent for one month = ₹520
In a year there are 12 months, therefore in two years there will be 2 x 12 = 12 + 12 = 24 months.
Total rent that Raghal has to pay for 2 years is = ₹520 x 24
×5002020100004004200080
Adding the products we get = 10000 + 400 + 2000 + 80 = ₹12480