Find the mean for the group of data items. Round to the nearest hundredth, if necessary.10, 12, 8, 7, 6, 9, 11, 8
A. 10.14
B. 9
C. 8.88
D. 7.88
Answer: C
Mathematics
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Find the slope of the line and write the slope as a rate of change. Don't forget to attach the proper units.The graph shows the total cost y (in dollars) of owning and operating a mini-van where x is the number of miles driven.
A. $4.25 per mile B. cannot be determined C. $21.00 per mile D. $0.24 per mile
Mathematics
Translate the word statement into a percent proportion. Do not solve.30 is 11% of what number?
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Mathematics
Graph the ellipse.(x + 1)2 + 
= 1
A. 
B. 
C. 
D. 
Mathematics
Multiply and simplify.18 
A. 
B. -162
C. -2
D. 2
Mathematics