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

    Question

    A sum of Rs. 178 needs to be divided among 60 students

    in a class, where each boy receives Rs. 2.5 and each girl receives Rs. 3.5. Determine the ratio of boys to girls in the class.
    A 7:5 Correct Answer Incorrect Answer
    B 8:7 Correct Answer Incorrect Answer
    C 3:2 Correct Answer Incorrect Answer
    D 7:8 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Let number of boys is x Number of girls in the class = 60 – x According to question; 2.5x + 3.5 × (60 – x) = 178 2.5x + 210 – 3.5x = 178 Or, x = 32 Desired Ratio = 32:(60 – 32) = 32:28 = 8:7 Hence, option b.

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