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

part a
what fraction of the girls in the class have long brown hair

part b
what fraction of the girls in the class have long brown hair and green eyes? explain how you found your answer

As a tip, remember that whenever a problem says "of," multiply. So if you want to find brown hair and long hair, multiply, 4/5*3/4.
4/5*3/4=12/20=3/5
Part A: 3/5 of the girls in the fifth grade class have long brown hair.

If they have long brown hair and green eyes, multiply 3/5*1/3. Since it is all three, get the answer from above and multiply it by 1/3.
3/5*1/3=3/15=1/5
Part B: 1/4 of the girls in the fifth grade class have long brown hair and green eyes. 

Hope this helps! If you have any questions, just ask!

The answer for this question is 80