Question: A merchant bought 100 kg of rice at $2 per kg and sold it at $2.50 per kg. What is the total profit?
Options:
Correct Answer: $50
Solution:
Cost Price = 100 * 2 = 200. Selling Price = 100 * 2.5 = 250. Profit = Selling Price - Cost Price = 250 - 200 = 50.