In a number 573xy divisible by 90 then what is xy
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in this problem we use division of 90
sum of number digit is divisible by 9 and unit digit is always 0
5 + 7 + 3 + X + Y
= 5 + 7 + 3 + X + 0 =
= 15 + X = 18
X = 18 - 15 = 3
then the number is
57330 is divisible by 90
sum of number digit is divisible by 9 and unit digit is always 0
5 + 7 + 3 + X + Y
= 5 + 7 + 3 + X + 0 =
= 15 + X = 18
X = 18 - 15 = 3
then the number is
57330 is divisible by 90
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