Glen wants to improve his grade in history class after failing an exam. he decides to study an extra 2 hours before his next exam, and his grade improves by 9%. what is the unit rate for this situation?

d) 9
d) 2
d) 1
d) 4.5

Atravel agent is booking a trip to england, scotland, ireland, and france for a group of senior citizens. the agent sent surveys to the group, asking which countries they would like to visit, in order, and created the shown preference schedule (e = england, i = ireland, s = scotland, f = france). which country is the condorcet winner? number of votes 15 12 16 19 1st f e e i 2nd e s i s 3rd s i s e 4th i f f f 1. scotland 2. england 3. france 4.ireland