.5.Use divisibility test of 3:- 14678
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If the sum of the digits of a number is divisible by 3, then the number is divisible by 3.
if sum of the digits of the number 14678 is divisible by 3, then the number is divisible by 3.
》 1 + 4 + 6 + 7 + 8 = 26.
26 is not divisible by 3.
therefore, 14678 is also not divisible by 3.
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Answer:
We can test the divisibility of 3 by adding all these numbers and if the solution of the numbers are divisible by 3 then this number 14678 is also divisible by 3 so, 1+4+6+7+8= 26 so the answer is 26 and 26 can't be divisible by 3 so 14678 is also not divisible by 3.
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