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    Question

    A spent 20% of his monthly income on study and 70% of

    the remaining on rent. If amount spent on rent is Rs. 840, then find the amount spent on study
    A Rs. 300 Correct Answer Incorrect Answer
    B Rs. 320 Correct Answer Incorrect Answer
    C Rs. 330 Correct Answer Incorrect Answer
    D Rs. 340 Correct Answer Incorrect Answer

    Solution

    Let, monthly income of A is Rs. x So, 0.8 ├Ч 0.7 ├Ч x = 840 So, x = 1500 Amount spent on study = 0.20 ├Ч 1500 = Rs. 300

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