The solutions to the Test 2 practice are on the resources page. 

Here are the problems for Test 2 practice in the order they 
appear and which test they are from so you can find their solutions. 


1) Problem 1 A-D is problem 1 on the Spring 2011 Test 2

2) Problem D (8 points) track rolls is from Problem 2 Spring 2011 Test 2

3) Problem 3 and Problem 4 are also from Spring 2011 Test 2

4) Problem 1 (IMDB) is from the Test 2 Booster Fall 2010

5) Problem 1, 2, 5 and 6 are from Test 2 Fall 2010