Posted by **John** on Sunday, February 17, 2008 at 4:25pm.

A brick wall is constructed with 20 rows of bricks. If the height of a brick is 3 7/8 inches and a mortar joint is approximately 5/8 inch, how heigh would the wall be? _______ inches

Does Anyone know how to do this one?

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**Quidditch**, Sunday, February 17, 2008 at 4:48pm
There are 20 rows of brick and 19 rows of mortar.

The total height would be:

20*(3 7/8)inches + 19*(5/8)inches

=??

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**John**, Sunday, February 17, 2008 at 4:54pm
70 1/2 ????

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**Quidditch**, Sunday, February 17, 2008 at 5:02pm
20*(3 7/8) + 19*(5/8)

=20*(31/8) + 19*(5/8)

=(620/8) + (95/8)

=715/8

=89 3/8

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**George **, Friday, April 25, 2014 at 6:28pm
a wall in front of a house is shown below. if 3/5 of the wall is made from brick, how do you determine the height of the brick portion of the wall. 7 3/4 height and width 15 1/5?

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