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    Question

    Number of 4-digit numbers that can be formed using

    digits 1–9 without repetition and are divisible by 5.
    A 320 Correct Answer Incorrect Answer
    B 450 Correct Answer Incorrect Answer
    C 336 Correct Answer Incorrect Answer
    D 330 Correct Answer Incorrect Answer

    Solution

    ATQ,

    Last digit must be 5 (only choice) Remaining digits: 1–9 except 5 β†’ 8 digits Ways = 8Γ—7Γ—6 = 336

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