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    Question

    The ratio of three numbers is 3:8:10. If the difference

    between (smallest + largest) and (smallest + second largest) is 14, then find the largest number.
    A 55 Correct Answer Incorrect Answer
    B 88 Correct Answer Incorrect Answer
    C 70 Correct Answer Incorrect Answer
    D 61 Correct Answer Incorrect Answer

    Solution

    ATQ, Let the three numbers be 3x, 8x and 10x respectively. ATQ, (3x + 10x) – (3x + 8x) = 14 Or, 2x = 14 So, x = 7 Therefore, largest number = 10x = 10 × 7 = 70

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