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If 37y4 is exactly divisible by 9, then the least value of y isa. 2b. 3c. 1d. 4 |
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Answer» We know that the sum of the digits of a number is divisible by 9 then the whole number is divisible by 9 3+7+y+4 = multiple of 9 14+y= 0, 9, 18, 27…. 14+y= 18 ∴ y=18-14 = 4 The least value of y is 4 |
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