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In the scale drawing of the rectangular dining room shown above, the

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In the scale drawing of the rectangular dining room shown above, the  [#permalink]

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New post 26 Sep 2017, 22:33
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In the scale drawing of the rectangular dining room shown above, the  [#permalink]

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New post 27 Sep 2017, 17:29
Bunuel wrote:
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In the scale drawing of the rectangular dining room shown above, the scale used was 5 cm = 1 meter. What is the actual area, in square meters, of the room?

(A) 10
(B) 12
(C) 24
(D) 120
(E) 250

Attachment:
2017-09-27_1016_003.png

\(\frac{scale}{actual} =\frac{5cm}{1m}\)

Actual area, in square meters, of the room = L x W

Length: \(\frac{5cm}{1m} =\frac{30cm}{Lm}\)
L = \(6m\)

Width: \(\frac{5cm}{1m} =\frac{20cm}{Wm}\)
W \(= 4m\)

Actual area in square meters = L x W = 6 x 4 = 24

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In the scale drawing of the rectangular dining room shown above, the   [#permalink] 27 Sep 2017, 17:29
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