Question

Top of page 173: #'s 36 - 39
http://www.augusta.k12.va.us/cms/lib01/VA01000173/Centricity/Domain/766/chap04.pdf

Answer 1

I read your problem but my English is not enough to understand it. I am sorry.

Answer 2

oh, yea, @e.mccormick is the right one. hehehe

Answer 3

@dumbcow

Answer 4

@triciaal @satellite73 @ganeshie8 @jim_thompson5910

Answer 5

I would help but not scrolling through 20 pages.
just post each of the 4 questions

Answer 6

@triciaal have the assignment on page 173 as a back drop, so I can post the 4 questions individually

Answer 7

If you look at how Matrix Multiplication works:
http://assets.openstudy.com/updates/attachments/515c4ceee4b0507ceba37899-e.mccormick-1369021610530-matrixmultiplication.png

You want a 4 row by 2 column "Totals for each class" matrix which you plan on multiplying by a 2 row by 1 column "school receives" matrix. That will result in the total per class when multiplied. Then it is easy enough to add up all the numbers in the answer to get the last question.