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A tv has height ratio 3:4. In a scale drawing the height is 4.5cm what would the width be?

User Jimmy P
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1 Answer

4 votes
4.5 ÷ 3 = 1.5
This means that the ratio has increased by 1.5

Since anything multiplied on one side of a ratio has to be multiplied on the other side too, we multiply 1.5 by 4:
1.5 X 4 = 6

The width would be 6cm
User John Fischer
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