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October 21, 2014

October 21, 2014

Posted by **carolyn** on Tuesday, October 19, 2010 at 10:18pm.

- math -
**Reiny**, Tuesday, October 19, 2010 at 11:09pmassuming the concrete is in liquid form and poured into moulds

each block is 24x24x4 or 2304 cubic inches

number of cubic inches in one cubic yard

= 36x36x36 = 46656

number of blocks = 46656/2304 = 20.25

He can make 20 blocks, (not enough for 21)

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