Question

    How many possible values can the digit 'k' take if the

    number 9458k2 is divisible by 8?
    B 1 Correct Answer Incorrect Answer
    C 2 Correct Answer Incorrect Answer
    D 3 Correct Answer Incorrect Answer

    Solution

    A number is divisible by 8 if the last three digits of the number is divisible by 8.

    Last three digits of 9458k2 = 8k2

    8k2 is divisible by 8 if 'k' = 3 or 7

    Therefore, there are 2 possible values of 'k'.

    Practice Next