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Because the ratio would;t be correct.
Look at this example. What is the ratio of 1cm to 1 metre?
If you went by these measurements you would get 1:1 which means 1cm is the same as 1 metre., which is false.
The correct answer means comparing 1cm with 100cm (or 1 metre) which is 1:100.
So it's really important with ratios that the units are the same.
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Earn +20 ptsQ: Why should ratio be written in the same unit?
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Continue Learning about Math & Arithmetic
Shall numerator and denominator in a fraction should be on the same unit of measurement or they can be on different unit of measurement?
In a fraction they must be in the same units. In a ratio they need not be.
Can a ratio be written as a unit rate?
Yes. EX) 12/5 = 2.4
What is the definition of unit ratio?
Unit Ratio- a ratio that has a denominator of 1
Can any ratio be written as a unit rate?
Yes. EX) 12/5 = 2.4
Synonyms for the word decibel?
A tenth of a bel. It's a ratio of two values of the same unit.
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