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      Question

      β€˜P’, β€˜Q’ and β€˜R’, each of them invested Rs.

      2000 at the rate of 16% p.a., 24% p.a. and 36% p.a., respectively for 8 years, 3 years and 6 years, respectively. Find the sum of simple interests received by them.
      A Rs.8,320 Correct Answer Incorrect Answer
      B Rs.5,015 Correct Answer Incorrect Answer
      C Rs.1,000 Correct Answer Incorrect Answer
      D Rs.6,900 Correct Answer Incorrect Answer

      Solution

      ATQ, Simple interest received by β€˜P’ = (2000 Γ— 16 Γ— 8)/100 = Rs. 2560 Simple interest received by β€˜Q’ = (2000 Γ— 24 Γ— 3)/100 = Rs. 1440 Simple interest received by β€˜R’ = (2000 Γ— 36 Γ— 6)/100 = Rs. 4320 Required sum = (2000/100) Γ— {(16 Γ— 8) + (24 Γ— 3) + (36 Γ— 6)} = Rs. 8320

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