jadediaz05818 jadediaz05818 Today at 7:47 AM Mathematics Answered HELPPP PLEASEE!!! 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? A. 10% B. 8% C. 5% D. 15%