The question below is followed by three statements I, II and III. You have to determine whether the data given is sufficient for answering the question. You should use the data and your knowledge of mathematics to choose the best possible answer.

In a live concert, the amount collected by selling the tickets was Rs. 75000. Find the cost of a ticket, if the cost of every ticket is the same.

Statement I: If the price of each ticket is increased by Rs. 50, the amount collected will be Rs. 6250 more.

Statement II: If the number of tickets is decreased by 25 (keeping the cost per ticket constant), the amount collected will be Rs. 15000 more.

Statement III: Ratio of number of tickets and the cost of a ticket is 5 : 24