Question
Find the largest number which should replace 'x' in the
number 7184x8, to make the number divisible by 4.Solution
For a number to be divisible by 4, the last two digits of the number should be divisible by 4. Last two digits of the number are 'x8'. 'x8' is divisible by 4, when x = 0 or 2 or 4 or 6 or 8. Therefore, the largest value of 'x' such that the given number is divisible by 4 is 8.
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