New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    Sufficient food-supply was arranged to last for 30 days

    for 250 soldiers. If 50 soldiers did not attend the camp, for how many extra days will the food-supply last?
    A 10 days Correct Answer Incorrect Answer
    B 7.5 days Correct Answer Incorrect Answer
    C 12 days Correct Answer Incorrect Answer
    D 9 days Correct Answer Incorrect Answer

    Solution

    As we know, M₁ x D1 = M2 × D2 30 x 250 = (250-50) × D2 D2= 7500/200 D2 = 37.5 The extra days are = 37.5 - 30 = 7.5 days

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