Question

The number of milk teeth in human beinds is 20 nd the number ofr permanent teeth is 32 Find the ratio of the number of milk teeth to the number of permanent teeth

Answer 1

The number of milk teeth =$20$
The number of permanent teeth = $32$
Ratio = $\frac{\text{Number of milk teeth}}{\text{number of permanent teeth}}$
$⟹\frac{20}{32}=\frac{20÷4}{32÷4}=\frac{5}{8}=5:8$