# If the scale of the map is 1 cm 12 km, what's the actual distance for 1.5 cm?

4 Answer(s)

1:1.5 :: 12 : X

X = 1.5 x 12 / 1 =

x = 18 / 1

x = 18 km .

1.5*12km = 18km

It's a ratio.

if 1cm = 12 km,

0.5 cm = 6 km

so 12 km + 6 km = 18 km

or

1.5 x 12 km = 18 km.

12 x 1.5