# the unit of ratio is expressed ____________________ .(a) metre (b)grams (c)litre (d) none if the answer is none then what s the answer.please give the answer fast as you can .

The unit of ratio is expressed as none. Ratio comprises of similar type of quantities so the units cancel out each other and thus there is no unit for a ratio.

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There is no unit for ratio. The numbers in the ratio will be of same unit - the unit can be meter or gram or litre or any such unit.
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