The number of passengers on an airline rose fairly steadily from about 200 000 in 2005 to
about 350 000 in the year 2010.
a How many years are there from 2005 to
2010 inclusive?
b What was the average increase in the
number of passengers per year?
c Estimate the total number of passengers
from 2005 to 2010 inclusive.​

You have been chosen to be the guide of an exchange student from costa rica. before the student arrives in the us, he has asked you to give him some tips about schools in our country. using 10 different commands, create a presentation in which you give him tips for being successful in us schools. your presentation should include 5 affirmative and 5 negative commands in the tú form. examples: study many hours, don’t sleep in class, etc. to create your presentation, you may use powerpoint, or one of the tools listed in the web 2.0 tools area (contact your instructor if you need ).