20.3k views
4 votes
girls made 90 brownies for a school party. they put walnuts in 3/5 of the brownies. of the brownies that had walnuts, 1/3 of those brownies had chocolate in them. how many brownies had both?? explain

User Garbage
by
5.6k points

1 Answer

4 votes

Answer:

only 6 brownies had both chocolate and walnuts


Explanation:

lets found out how many brownies had walnuts.

90/5= 18

18x3= 54 brownies had walnuts.

_______________________________________________

chocolate brownies.

90/3= 30 brownies had chocolate.

________________________________________

54+ 30= 84 brownies

90-84= 6


User Qkrijger
by
5.4k points