Please help me with this math problem!! NO LINKS PLEASE!! Will give brainliest if correct!! :)

Answer:
A: 2/7-29%
B:1/7-14%
C:4/7-57%
D is correct
E: 5/7-71%
F: 4/10-40%
Step-by-step explanation:
Divide the color of the marble presented in the problem by 7, the total number of marbles. For E the total number of marbles is 10 because you add 3 more.