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January 28, 2015

January 28, 2015

Posted by **robyne** on Monday, May 10, 2010 at 7:18pm.

1/4

1/2

2/3

3/4

4/5

- math -
**Anonymous**, Monday, May 10, 2010 at 7:28pm1 wall is 40 minutes.

1/2 hour is equal to 30 minutes

Set up a ratio

1 wall/ 40 minutes = x wall/ 30 minutes

x wall= (1*30)/40

wall = 3/4

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