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Question 102

A model uses scale 1:25. A door is 8 centimetres high on the model. What is its real height? Enter the number of metres.

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2

Explication

The real height is 8 times 25, or 200 centimetres, which equals 2 metres. Reporting 200 as metres would skip the centimetre-to-metre conversion and make the door one hundred times too tall.

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Question 102: A model uses scale 1:25. A door is 8 centimetres high on… · Ratios and Proportions · Questena