Key for sample exam 2 A (some material will not be covered until exam 3) As of oct 21 this is correct. There was a mix-up for which exam was posted. I will review how to do these problems at the week-in-review on wednesday, oct 22.

1. P=35x+20y
2. min at (2,3); max at (5,3)
3. shade ALL but the only F part - we have all of E and all of the outside of F.
4. 27,600
5. 420
6. 285
7. 622080 (see 6.4.49)
8. n (see 6.4 #1-22)
9. 4 (Events - not outcomes)
10. 142/182 (not covered until exam 3)
11. .6 (not covered until exam 3)

1. B (R2,C2), B (R1,C1), C, A (x=0,y=3,u=2,v=0,f=15)
2. Has some typos. just be able to graph and find min and max. be sure you can shade for lines through the origin
3. initial tableau should have a 2 in R3,C1 and the constants should be 150, 150, 150 (not 200) Do the pivots to find the final tableau. The results should be 50 computer chips 50 transistors 0 resistors no copper or zinc left over 75 gm of glass left over revenue of $175 sorry again about the mix-up