Question

27millimeters. 1cm/10mm

Answer 1

If you would like to know how many centimeters are 27 millimeters, you can calculate this using the following steps:

1 cm ... 10 mm
x cm = ? ... 27 mm

1 * 27 = 10 * x
27 = 10 * x    /10
x = 27/10
x = 2.7 cm

The correct result would be 2.7 cm.

Answer 2

$\sf\ \frac{1\ cm}{10\ mm}=\frac{x\ cm}{27\ mm}\\\\27=10x\\\\{\boxed{x=2.7\ cm}$