Study the given table and answer the question that follows.
The table shows the marked prices (in Rs.) and percentages of discount offered for five different products.
| Product | Marked Price | Discount % |
| P | 750 | 12 |
| Q | 900 | 15 |
| R | 1,020 | 30 |
| S | 1,200 | 25 |
| T | 590 | 10 |
If product Q is sold at 53% profit and product S is sold at 80% profit, then what will be the sum of the cost prices of Q and S?
1
Rs. 1,100
2
Rs. 800
3
Rs. 1,000
4
Rs. 1,200