Xandra had 104 grey erasers and 44 yellow erasers. Xandra gave away 25% of her grey erasers and 50% of her yellow erasers. What percentage of her erasers left was yellow?
Percentage of grey erasers left
= 100% - 25%
= 75%
Number of grey erasers left
= 75% x 104
= 75100 x 104
= 78
Percentage of yellow erasers left
= 100% - 50%
= 50%
Number of yellow erasers left
= 50% x 44
=
50100 x 44
= 22
Total number of erasers left
= 78 + 22
= 100
Percentage of erasers left that are yellow
=
22100 x 100%
= 22%
Answer(s): 22%
