Find the unknown value in the percent proportion 
Round to the nearest tenth, if necessary.part = 4, percent = 20
A. whole = 2
B. whole = 10
C. whole = 500
D. whole = 20
Answer: D
Mathematics
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Multiply and simplify.
? 
A. 1
B. 
C. -1
D. 0
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The following table shows average tuition T, in dollars, at a regional university t years after 2010. t 3 5 7 9 T 23312 23559 23806 24053A: Complete a table of changes to show that the data are linear.B: Find a linear model for the data.C: If this trend persists, when will tuition reach $24794?
What will be an ideal response?
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Solve the problem.The shape and density of a thin shell are indicated below. Find the coordinates of the center of mass.Shell: portion of the sphere x2 + y2 + z2 = 16 that lies in the first octantDensity: constant
A. 
B. 
C. 
D. 
Mathematics
Sketch the graph of the piecewise defined function.
 figure 1.png)
Mathematics