Help
plz (A) 4.00
(B) 0.25
(C) 1.00
(D)0.10

In a fifth grade class, 3/5 of the girls have brown hair. of the brown-haired girls, 3/4 of them have long hair. of the girls with long brown hair, 1/3 of them have green eyes. what fraction of the girls in the class have long brown hair?