Respuesta :

sqdancefan

Answer:

  9/20

Step-by-step explanation:

[tex]\dfrac{1}{3}\cdot\dfrac{3}{5}\cdot\dfrac{2\cdot 4+1}{4}=\dfrac{1\cdot 3\cdot 9}{3\cdot 5\cdot 4}=\dfrac{9}{20} \qquad\text{factors of 3 cancel}[/tex]