Min had 80 pink marbles and 40 yellow marbles. Min gave away 25% of her pink marbles and 50% of her yellow marbles. What percentage of her marbles left was yellow?
Percentage of pink marbles left
= 100% - 25%
= 75%
Number of pink marbles left
= 75% x 80
= 75100 x 80
= 60
Percentage of yellow marbles left
= 100% - 50%
= 50%
Number of yellow marbles left
= 50% x 40
=
50100 x 40
= 20
Total number of marbles left
= 60 + 20
= 80
Percentage of marbles left that are yellow
=
2080 x 100%
= 25%
Answer(s): 25%
