Which of the following represents the greatest percent of change? A. A tree grew from 6 feet to 12 feet in 1 year. B. An aquarium that was originally priced at $80 is now $60. C. A person whose salary was $100 per week is now earning $120 per week. D. A baby who weighed 7 pounds at birth now weighs 16 pounds.

Aline on the wall and a line on the floor are skew. always, sometimes, or never?

Money off coupons have been circulated to 300 households. only 2/5 of these were redeemed (used) in the local supermarket to get a free shampoo. what fraction of coupons were unused? (ps: write how you got the answer)

Students at a high school were asked about their favorite outdoor activity. the results are shown in the two-way frequency table below. fishing camping canoeing skiing total boys 36 44 13 25 118 girls 34 37 22 20 113 total 70 81 35 45 231 select all the statements that are true based on the given table. more girls chose camping as their favorite outdoor activity than boys. more girls chose canoeing as their favorite outdoor activity than those who chose skiing. more boys chose skiing as their favorite outdoor activity than girls. there were more boys surveyed than girls. twice as many students chose canoeing as their favorite outdoor activity than those who chose fishing. more students chose camping as their favorite outdoor activity than the combined number of students who chose canoeing or skiing.