Find the value of z, for which the number 471z8 is divisible by 9, where z is digit.
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If the sum of digit of number is divided
by 9 then no. will be divided by 9 .
4+7+1+8=20if 7 add .it become 27and 27 is divided by 9 .Answer is 7.
by 9 then no. will be divided by 9 .
4+7+1+8=20if 7 add .it become 27and 27 is divided by 9 .Answer is 7.
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