Respuesta :

Answer:

A. X=60,   B. X=3

Step-by-step explanation:

A. [tex]\frac{3}{5}[/tex] = [tex]\frac{x}{100}[/tex]

5x=3(100)

5x=300

[tex]\frac{5x}{5}[/tex] = [tex]\frac{300}{5}[/tex]

x = 60

B.  [tex]\frac{x}{8}[/tex] = [tex]\frac{7.5}{20}[/tex]

x20 = 7.5(8)

20x= 60

[tex]\frac{20x}{20}[/tex] = [tex]\frac{60}{20}[/tex]

x= 3