Respuesta :

10 percent decrease
ZJSG09112007

Answer:

C. 20% decrease

Step-by-step explanation:

[tex]Saturday = 50\\Sunday =40\\\\50-40 =10\\\\\frac{10}{50} \times \frac{100}{1} \\= \frac{1000}{50} \\\\Cross \:cancel common \:factor; 50\\\\= 20[/tex]