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      Question

      The interest received on investing Rs. (5p + 150) on

      simple interest at 15% p.a. for 2 years is Rs. (2p + 240). Find the ratio (p - 90):(p + 60)
      A 2:3 Correct Answer Incorrect Answer
      B 1:4 Correct Answer Incorrect Answer
      C 2:1 Correct Answer Incorrect Answer
      D 5:4 Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      ATQ,

      Simple interest = Principal ├Ч Rate ├Ч Time ├╖ 100 So, 2p + 240 = (5p + 150) ├Ч 15 ├Ч 2 ├╖ 100 2p + 240 = 1.5p + 45 0.5p = 195 p = 390 Required ratio = (390 - 90):(390 + 60) = 300:450 = 2:3

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