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## Thursday, October 13, 2011

### Kamille's Proportion post

Definitions

Ratio- The quantitative relation between two amounts showing the number of times one value contains or is contained within the other.
Examples: 2:4 , 3:4 , 8:12.

 Example of a ratio question. -Made by me~! (Paint)

Rate- A similarity of two parts measured in different totals. It can also be expressed as fraction, but cannot be expressed as percent.
Examples: 18.2/kg

 Unite Rate question. (Question originally came from the HW booklet, but I just change the number)

Proportion- A part, share, or number considered in comparative relation to a whole.

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1. 5 hours to travel 360 miles is about 72 mph

 Answer to number one questions

2.  As a playgroup worker, if I increase the amount of apple juice I am serving at the playgroup from 25 ml to 100 ml, how much should I increase the the orange juice to, to keep the quantities in the same proportion? The orange juice is 50 ml to start with.

 Answer to number 2 questions.

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What are the three ways you can prove that equivalent ratio statements are true?
3/4 = 12/16

 3/4=12/16

or 4/9 = 16/32

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1. Does this seems fair? No
2. With what you know about proportion look and read what is in the image above. Does it seems just fair? Why have you made this choice?

No, I don't think this is fair because ...

 I think?
3. What would you have done if you were the judge.
If it cost Paul to stay in jail in 3 years in order to pay 80b, I would sent Roy in jail that's for sure less than 3 years.

Do you guys struggle on Proportion? If so, why not try this game on proportion in order to help you get better. It's a fun game! Click here!