10 * 160 = 1600
3 * 100 + 5 * 150 = 1050
1600 – 1050 = 550
A women purchased 3 towels @ Rs.100 each, 5 towels @ Rs.150 each and two towels at a certain rate which is now slipped off from his memory. But she remembers that the average price of the towels was Rs.160. Find the unknown rate of two towels?
Options:
1. A) 400
2. B) 450
3. C) 500
4. D) 550
5. E) 600