Solve.In an office building, 23 offices are currently being unrented. This represents 5% of the total units. How many offices are there in the building?
A. 46 offices
B. 460 offices
C. 4600 offices
D. 115 offices
Answer: B
Mathematics
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Find the area of the surface generated by revolving the curve about the indicated axis. y = 
, 3/2 ? x ? 9/2; x-axis
A. 
?
B. 
?
C. 
?
D. 
?
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Identify the equation without applying a rotation of axes.x2 + 12xy + 36y2 - 4x - 2y - 6 = 0
A. ellipse B. hyperbola C. parabola D. not a conic
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Find the slope of the line containing the given points.(3, 1) and (7, 9)
A. 
B. - 2
C. 2
D. 1
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Set up the percent proportion for the application problem. Do not try to solve for any unknowns.A chemical is 78% pure. In 760 grams of the chemical, how much is pure?
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Mathematics