Question

on the blueprint of a house, 36 millimeters represents 7 meters.the length of the living room is 27 millimeters on the blueprint what is the actual length of the living room

Answer 1

36/7 = 27/x.....36 mm to 7m = 27 mm to x m
cross multiply
(36)(x) = (27)(7)
36x = 189
x = 189/36
x = 5.25 m