Q:

A money - lender, lends a part of his money at 10 % per annum and the rest at 15 % per annum. His annual income is 1,900. However, if he had interchanged rate of interest on the two sums, he would have earn 200 more. The amount lent will fatch what amount at 15 % ? 

• 1
  ₹ 6,000
• 2
  ₹ 4,000
• 3
  ₹ 10,000
• 4
  ₹ 4,400