Wednesday, November 28, 2012

Tuesday, November 27, 2012

Homework Tuesday, 11/27

Pre-Algebra: Pg. 158 #7 - 26.  We did 18 - 21 last night, so you don't have to redo them.  Answers are listed below.

Algebra: Compound Inequalities Worksheet.  Apparently there is a typo on #1.  If you like, just swap the inequality signs for the two inequalities.

7. a = 4
8. x = -6
9. no solution
10. n = 2
11. b = -8
12. p can be any Real number
13. $6.00
14. t < -1.9
15. x > -200
16. w < 8
17. t > 36
18. a > 1
19. d < 5
20. c < -4
21. $1.15 or less
22. 9 > 15 - n; n > 6 or 6 < n (note that you can use any variable for #22 - 25)
23. 8(5 + m) < 56; m < 2
24. 15 > 3(h - 4); h < 9 or 9 > h
25. 7k - 5 < 16; k < 3
26. at least 57 loaves

Monday, November 26, 2012

Homework Monday, 11/26

Pre-Algebra: Pg. 154 #5 - 12, pg. 158 #13, 18 - 21

Algebra: Inequalities Review Worksheet.  Pay special attention to #11 & 12, those are fun ones.

Friday, November 16, 2012

Homework Friday, 11/16

Pre-Algebra: Do at least one more sheet of stars.  Write briefly about how the number of points and the pattern you choose affects the overall shape of the stars.

Algebra: Prepare for Monday's test.  Here are the answers to the sheets I gave you.  Email me with questions.

"Plenty of System Problems" Worksheet:
1. 75 Chicken eggs, 80 Duck eggs (Cleo tells me that Duck eggs are actually heavier)
2. $7.05 ($0.50 for Bacon, $0.65 for an Egg)
3. Good seats cost $21, Iffy seats cost $9
4. $1140 (Delivery is $40, Llamas are $110)
5. Big engine = 85 mi/hr, Small engine = 12 mi/hr; Max speed = 399 mi/hr.
6. Rowing = 4.2 mi/hr, Current = 1.4 mi/hr
7. Slinky = 4.5 ft/s, Escalator = 3 ft/s
8. About 17.14 ounces of Expensive, 12.86 ounces of Cheap
9. About 94.12 L of Flammable (90%), 405.88 L of the 5%
10. Angela: $837.56, Kristofer: $583.76

"Mixture Problems" Worksheet:
1. 80 lb of A, 40 lb of B
2. 411.6666... lb of A, 63.33333... lb of B
3. About 1.29 cups of Light green, 3.71 cups of Dark green

"System Problems" Worksheet:
1. Wilcox: $381.82, Whitt: $472.73
2. End up with $329.26 (get $65.85, have to pay $36.59)
3. x = 6, y = -3, z = 5

Extra Mixture Problem from end of class:
You need about 308.82 pounds of the 88% Silver, and 41.18 pounds of the 20% Silver.

Thursday, November 15, 2012

Homework Thursday, 11/15

Pre-Algebra: Pg. 147 #45 - 47; pg. 152 #26, 27, 31, 33

Algebra: Do some of the problems on the review sheets you have.  It is up to you to self-assess where you are strong and where you need more practice.

Wednesday, November 14, 2012

Homework Wednesday, 11/14

Pre-Algebra: Pg. 151 - 152 #14 - 19, 22 - 25

Algebra: 331 #26, 27, 34

Tuesday, November 13, 2012