Tuesday, May 12, 2009

My Brainteaser (Pierce Clarke)

I went into the woods and got it I sat down to seek it I brought it home with me because I couldn't find it
What am I?!?! duh duh dunnn!!


A splinter

Homework for the 12th

Homework

Page 267 # 8-18 even (method 2)
Page 288 # 1-18 all

Find the slope, y intercept and graph the line for 3X-4Y=12

Monday, May 11, 2009

Tim's brain teaser

Question
Santa Claus sometimes helps the elves by making some toys. He's not as fast as the elves, but he can still make 30 toys each hour. In order to keep from getting bored he starts each day by building 50 trains and then switches to building 50 airplanes. Then he switches back to trains and keeps switching back and forth until the day is finished. If Santa starts work at 8:00am, when will he finish his 108th train?





















Answer:
Because Santa started with trains, the 108th train will occur during his 5th batch of toys. Thus he will have built a total of 208 toys. At 2 minutes a toy, his 108th train will happen 416 minutes after he starts work, which is 2:56pm.

Tim's brain teaser

Question
 
Santa Claus sometimes helps the elves by making some toys. He's not as fast as the elves, but he can still make 30 toys each hour. In order to keep from getting bored he starts each day by building 50 trains and then switches to building 50 airplanes. Then he switches back to trains and keeps switching back and forth until the day is finished. If Santa starts work at 8:00am, when will he finish his 108th train?
 
Answer
Because Santa started with trains, the 108th train will occur during his 5th batch of toys. Thus he will have built a total of 208 toys. At 2 minutes a toy, his 108th train will happen 416 minutes after he starts work, which is 2:56pm.
 


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Homework for Monday the 11th

Homework

Page 267 # 1-6 and

graph and give the point and slope for each
1. P (-3,5), m= undefined
2. Q (2,7), m= -4/3
3. R (0,-3), m= 5/2
2. S (4,2), m= 0