Question

    The ratio of two numbers is 5: 8 and their LCM is 320. What is the difference between these two numbers?

    A 48 Correct Answer Incorrect Answer
    B 36 Correct Answer Incorrect Answer
    C 24 Correct Answer Incorrect Answer
    D 12 Correct Answer Incorrect Answer

    Solution

    Ratio of two numbers =5:8 Numbers =5x and 8x LCM=320 ATQ- 5x × 8x =320×x 40x2 =320x x=8 difference between two numbers =3x=3×8 =24.

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