Question

There are 90 girls and 60 boys in the sixth grade at a middle school. Of these students, 9 girls and 3 boys write left-handed. What percentage of the sixth graders at this middle school write left-handed?

Answer 1

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Answer 2

total 6th graders = 90+60=150
total lefties =3+9 =12
percentage of the lefties =12/150*100
=12/15*10
=4/5*10
=40/5
=8%