72a384 is a number in which one of the digit is "a" if the number is exactly divisible by 9, what is the numerical value of "a"
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Answer:
a=3
Step-by-step explanation:
the the sum of all the digit should be divisible by 9 so that the no. is divisible by 9
therefore, 7+2+a+3+8+4=24-a
the nearest multiple of 9 is 27
thus 24+a=27
a=3
you can take any multiple of 9 more than 24
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