Ratio: The relation between two similar magnitudes with respect to the number of times the first contains the second.
Ex: 6 to 9 , 6:9 and 6/9
Rate: A ratio that compares two quantities measured in different units.
Ex. 15 to 20 or 15:20
Proportion: Comparative relation between things or magnitudes as to size , quantity , number , ratio.
÷2
h 5 1
---- ----- = -----
m 360 72
÷2
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.
x4
aj 25ml 100ml
---- --------- = ----------
oj 50ml 200ml
x4
3) What are the three ways you can prove that equivalent ratio statements are true?
3/4=12/16 diagonally (multiply top left and bottom right) vertically, and horizontally.
Here is a video to help you guys out..
4.
2. I don' think its fair because the guy that stole $3B he only got 3 years and the other guy stole $100,told the police about it, and he got 15 years.
here are 2 links for you guys to practice about proportions and ratios.
http://www.shodor.org/unchem/math/r_p/index.html
http://www.ezschool.com/EZSheets/Number_Sense/Ratio/
I hope the links helped you!!
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