Tuesday, March 13, 2012

Homework

due March 15 or 16:
Bellwork pages 65-72

3 comments:

Anonymous said...

something is wrong with the math homework with #21. pg 440. its 51 but it says its 20. am i right or should i come in tomrrow

Mrs. Gunderson said...

20 miles is correct. Your conversion factor would be 1 mile / 1.609 km (km has to be in the denominator so that it can cancel out the other km). When you simplify the problem, you get 32 mi / 1.609 (a fraction is division). Does that make sense?

Anonymous said...

yes thank u