Combine. Assume that all variables represent non-negative real numbers.
- 7
+ 3
A. -5
B. -4
C. -4
D. -5
Answer: A
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Fine the requested unknown measure.A box has a volume of 3910 mm3. If the length is 23 mm and the width is 
find the height.
A. 8 mm B. 17 mm C. 12 mm D. 10 mm
Determine the standard equation of the ellipse described.Vertices at (5, -4) and (5, 8); length of minor axis is 6 units.
A. 
- 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
The post office recorded the weights of packages sent on a particular day and used the results to construct a histogram. Use the histogram to solve the problem. 
0-910-1920-2930-39Weight of Package (pounds)How many packages weighed between 10 and 29 pounds?
A. 7 packages B. 11 packages C. 13 packages D. 6 packages
Solve the problem. Round to the nearest cent.The store where Anna-Marie is a salesperson offers a trade discount series of 15/10 on any clothes bought at the store. What is the net price of a $78 sweater ? Use the net decimal equivalent to find the net price.
A. $59.67 B. $70.20 C. $18.33 D. $58.50