Question

5. Given that the number 67y19 is divisible by 9, where y is a single digit,
what is the least possible value of y?
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Answer 1

Answer:

4

Step-by-step explanation:

6+7+4+1+9 = 27

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Answer 2

Answer:

apply Divisibility rule of 9

sum of the no. must be divisible by 9

so, 6+7+1+9=23

least possible that can be added is 9×3=27

therefore, 27- 23=4

y=4