A CMU retaining wall is constructed using typical 8 in. CMU…

A CMU retaining wall is constructed using typical 8 in. CMU (nominally 8X8X16).  The wall is [H] CMU tall and [L] CMU long.  Each cell of the CMU is [C] in2.  Determine the number of cubic feet of grout required to grout the wall solid (i.e. fill all cells with grout).  Express your answer in CF to the nearest whole CF.

Shown is the roof framing plan for a small, single story, st…

Shown is the roof framing plan for a small, single story, steel building.  The roof deck consists of sheets of steel decking that are 36 in. wide and 20 ft long, which must be lapped [s] in. on all sides.  Using the rows and columns methods and assuming that all cut remnants are waste, determine the number of sheets of steel decking needed for the roof.  Express your answer as a whole number of sheets.