Find all possible values of x for wch the number 7x3 is divisible by 3. Also find each such numbers?
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By the divisibility test , if the sum of digits of a number is divisible by 3 then the number is divisible by 3.
According to this test , the value of X
may be 3 or 6 or 9 so that the
Sum of digits divisible by 3.
The required numbers are
733
763
793
According to this test , the value of X
may be 3 or 6 or 9 so that the
Sum of digits divisible by 3.
The required numbers are
733
763
793
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