Respuesta :

fieryanswererft

Answer:

therefore carlos walks much faster.

Explanation:

unit rate for carlos:

[tex]\sf \frac{y-y1}{x-x1}[/tex]

[tex]\sf \frac{8-4}{2-1}[/tex]

[tex]\sf \frac{4}{1}[/tex]

[tex]\sf 4[/tex] mi/h

unit rate for lucy:

[tex]\sf \frac{y-y1}{x-x1}[/tex]

[tex]\sf \frac{20-0}{8-0}[/tex]

[tex]\sf \frac{20}{8}[/tex]

[tex]\sf 2.5[/tex] mi/h

indrawboy

carlos speed = 4/1 = 8/2 = 12/3 .. = 4 mi/h

lucy speed = 10/4 = 20/8 = 2.5 mi/h

carlos walks faster