The pitcher is $\frac{3}{5}$ full, i.e. $60 \textbackslash\%$ full. Therefore each cup receives $\frac{60}{6}=(\mathbf{C}) 10$ percent of the total capacity. 
Three fifths of a pitcher is filled with pineapple juice. The pitcher is emptied by pouring an equal amount of juice into each of 6 cups. What percent of the total capacity of the pitcher did each cup receive?~ (adapted from 2020 AMC 8, Question \#5) 
  - $$5$$ 
  - $$10$$ 
  - $$15$$ 
  - $$20$$ 
  - $$25$$ 