Solve the problem. Write the answer in lowest terms.Mrs. Montoya installed  -inch roofing shingles on top of a  -inch vapor barrier. What was the combined thickness of the two materials?

A.  inch
B.  inch
C.  inch
D.  inch


Answer: D

Mathematics

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Solve the problem by integration.Find the volume generated by revolving the first-quadrant area bounded by  and  about the 

A. ?
B. ?
C. ?
D. ?

Mathematics

Solve the problem.Find the center of mass of the hemisphere of constant density bounded  and the 

A.  = 0,  = 0,  = 
B.  = 0,  = 0,  = 
C.  = 0,  = 0,  = 
D.  = 0,  = 0,  = 1

Mathematics

Solve the double inequality.-28 ? -4c + 4 < -4

A. 2 ? c < 8 B. 2 < c ? 8 C. -8 < c ? -2 D. -8 ? c < -2

Mathematics

Provide an appropriate response.The table shows the number of pupils per teacher in selected counties in a certain state. Which counties have a figure greater than 16.7?

A. Addison, Cumberland, Kendall B. Addison, Branson, Dixson, Hendricks, Putnum C. Cumberland, Kendall D. Kendall

Mathematics