Wells College in Aurora, New York was previously an all-girls college. In 2005, the college began to allow boys to enroll. By 2012, the ratio of boys to girls was 3 to 7. If there were 200 more girls than boys in

2012, how many boys were enrolled that year? Use a table, graph, or tape diagram to justify your

answer.

3. Most television shows use 13 minutes of every hour for commercials, leaving the remaining 47 minutes

for the actual show. One popular television show wants to change the ratio of commercial time to show

time to be 3: 7. Create two ratio tables, one for the normal ratio of commercials to programming and

another for the proposed ratio of commercials to programming. Use the ratio tables to make a statement

about which ratio would mean fefewer commercials for viewers watching 2 hours of television.