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14 April, 19:13

On a set of house plans, the scale is 2 cm : 5 m. If the actual length of a room is 18 m, what is the length of the room on the plans?

a. 2.5

b. 3.6

c. 7.2

d. 9

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Answers (1)
  1. 14 April, 19:36
    0
    If

    2cm ... 5 m

    ? cm ... 18 m

    the lenght of the room = (18*2) / 5=7.20 cm

    choice c
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