11-10-2017
Mathematics

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On the blueprint of a house, 48 millimeters represents 7 meters. the length of the living room is 60 millimeters on the blueprint, what is the actual length of the living room?

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11-10-2017

[tex]\bf \begin{array}{ccll} \stackrel{blueprint}{mms}&\stackrel{actual}{meters}\\ \text{\textemdash\textemdash\textemdash}&\text{\textemdash\textemdash\textemdash}\\ 48&7\\ 60&x \end{array}\implies \cfrac{48}{60}=\cfrac{7}{x}\implies x=\cfrac{60\cdot 7}{48}[/tex]

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