Answer:
3/4
Step-by-step explanation:
[tex]\dfrac{36}{48}=\dfrac{3\cdot 12}{4\cdot 12}=\dfrac{3}{4}\cdot\dfrac{12}{12}\\\\=\dfrac{3}{4}\cdot 1=\dfrac{3}{4}[/tex]
Effectively, divide both numerator and denominator by their greatest common factor, 12.