Thursday, October 13, 2011

Paolo's proportion post,


TASK 1

RATIO:

A ratio is a relationship between two numbers of the same kind.
EX. 3:8,3 to 8,3/8

RATE:
a specific kind of ratio, in which two measurements are related to each other.
EX. 4 to 5,4:5

PROPORTION:
The relationship of two variables whose ratio is constant.



TASK 2

1) 5 hours to travel 360 miles is about 72 mph.
÷5
hour 5 1
-------- ----- = -----
miles 360 72
÷5

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
apple 25ml 100ml
---- --------- = ----------
orange 50ml 200ml
x4
TASK 3

1. 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.

TASK 4

It won't let me post a video. When ever I do all my work goes away and

and i have to start all.


TASK 5

1. Does it seem Fair?
No its not fair.

2.
He only frauded 3 billion dollers and 3.5 years in prison. The other person stole 100 dollers but gave it back and gave him self in to the police.

3.What would you have done if you were the judge?
instead of the first guy staying in prison for 3.5 years I would give him 15 years in prison and the other guy would get 3.5 years in prison.







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