Multiple Choice Questions on In a hostel there are 30 students and if the number of students increased by 5 then the expense is i........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

In a hostel there are 30 students and if the number of students increased by 5 then the expense is i...........

Quantitative Aptitude ( CCS) Average
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    In a hostel there are 30 students and if the number of students increased by 5 then the expense is increased by 40 per day. But the average expenditure diminishes by 3. Find the original expenditure.

    810

    Correct Answer

    870

    Incorrect Answer

    910

    Incorrect Answer

    950

    Incorrect Answer
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    Explanation:

    Let average expenditure be P.
    (30*P + 40)/35 = P-3
    P = 29. So expenditure = 29*30 = 870

    By: Sandeep Dubey
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