Question

please solve it is step by step​

Answer 1

1cm =10mm

1/10

1:10 is the answer

Answer 2

as we know that 1cm=10 mm

:. given, mm=1

cm=1

=>

$\frac{1}{10} \times \frac{1}{1}$

Therefore =

$\frac{1}{10}$

or 0.1

and the ratio will be 1:10

hope it will help you