If you have to represent 25 rupees and 85 paise as decimals, how would you do it?
Rs 13.9000
100 paisa = 1 rupee
1 paisa = 1100 = 0.01 rupee
∴ 85 paisa = 85 × 0.01 = 0.85 rupee
So, 25 rupees and 85 paisa = Rs. (25 + 0.85) = Rs. 25.85 = Rs. 25.8500