Answer:
If statement (1) alone suffices and statement (2) alone suffices.
If the list price of a new car was Tk. 12,300, what was the cost of the car to the dealer? 1. The cost to the dealer was equal to 80% of the list price. 2. The car was sold for Tk. 11,070, which was 12.5% more then the cost to the dealer.