If $10$ % of a number is $12$ , then what is the value of $5$ % of half of the original number?

6

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3

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4

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5

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Solution

The correct option is B $3$
Let the number be $x$ .
Then $10 %$ of a number is equal to $0.1 x = 12$ or $x = 120.$
Half of $x$ is $60$
Hence, $5 %$ of $60$ is $3$ .

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