The ratio of boys to girls at the beach cleanup was 7: 8. if there are 42 boys, how many boys were there? choose answer a.15 girls b.48 girls c.56 girls d.28 girls

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

Find the area of a parallelogram with base 15 yards and height 21 2/3

An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .