74 hg is **equivalent **to 7.4 kilograms, option C is correct.
What is unit conversion?
It is described as the **division **by, then multiplication by, a conversion **factor **after converting from one quantitative unit to another.
It is given that the **physical quantity **is 7.4 kilograms.
We have to convert the **kilograms **into another unit and search for the correct options.
As we know,1 **hectogram **consists of 10 grams.
1 kilogram=10 hectogram
7.4 kilograms=7.4×10
7.4 kilograms=74 hectogram
Thus, option C is correct.
Learn more about the **unit conversion **here:
https://brainly.com/question/11543684
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The options equivalent to 7.4 kilograms are 740,000 mg and 74 hg. However, since the question asks for one equivalent option, the correct answer is Option C: 74 hg.
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