Question

1)Determine a razao
A)10cm e 0,5m
B)1m² e 5000cm²
C)4cm e 200km

Answer 1

a)
$\frac{10cm}{0,5m} = \frac{10cm}{50cm} = \frac{1}{5}$

b)
$\frac{1m^2}{5.000cm^2} = \frac{10.000cm^2}{5.000cm^2} = \frac{2}{1}$

c)
$\frac{4cm}{20km} = \frac{4cm}{2.000.000cm} = \frac{1}{500.000}$