选择题
2019 AMC 8 Problem 8: Gilda's Marbles
Gilda has a bag of marbles. She gives 20% of them to her friend Pedro. Then Gilda gives 10% of what is left to another friend, Ebony. Finally, Gilda gives 25% of what is now left in the bag to her brother Jimmy. What percentage of her original bag of marbles does Gilda have left for herself?
2019 AMC 8 第 8 题：吉尔达的弹珠
吉尔达有一袋弹珠。她把其中的 20% 给了她的朋友佩德罗。然后吉尔达把剩下的 10% 给了另一个朋友艾博妮。最后，吉尔达将袋子里剩下的 25% 交给了她的兄弟吉米。吉尔达给自己留下了原来那袋弹珠的百分之多少
A.
20
B.
33 1/3
C.
38
D.
45
E.
54