प्र: The ratio of earnings of A and B is 4:5. If the earnings of A increase by 20% and the earnings of B decrease by 20%, the new ratio of their earnings becomes 6:5. What are A's earnings?

• 1
  Rs.22,000
• 2
  Rs.27,500
• 3
  Rs. 26,400
• 4
  Cannot be determined