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    Question

    Neha can do a work in 45 days while Meha can do the same

    in 90 days. If Neha works for 'q' days while Meha works for 'q + 2' days then one-sixth of the work is complete. Find the value of q.(calculate approximate value)
    A 4 Correct Answer Incorrect Answer
    B 25 Correct Answer Incorrect Answer
    C 15 Correct Answer Incorrect Answer
    D 45 Correct Answer Incorrect Answer
    E none of these Correct Answer Incorrect Answer

    Solution

    ATQ, work rates: Neha's rate: 1/45  of the work per day. Meha's rate: 1/90 of the work per day. Work done: Neha works for q days: (q/45) Meha works for q+2 days: {(q+2)/90}. Total work equation: Common denominator and simplify:    Hence, Solve for q:    or 4 days approximately

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