Solve the problem.An elliptical riding path is to be built on a rectangular piece of property that measures 8 mi by 4 mi. Find an equation for the ellipse if the path is to touch the center of the property line on all 4 sides.A = 8 miB = 4 mi
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: D
Mathematics
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Find the net cost. Round to the nearest cent.$220 less 20/30
A. $108.90 B. $122.32 C. $114.40 D. $111.10
Mathematics
Provide an appropriate response.A gas law in chemistry says that 
= 
. If T = 220, t = 310, 
, P = 60, and v = 8, find the value of p. Round to the nearest thousandth.
A. 810 B. 12.682 C. 126.818 D. 0.409
Mathematics
Evaluate the expression without the use of a calculator, and then verify your answer using a calculator.ln e
A. 
B. e
C. 100
D. 10
Mathematics
Solve the problem.A loaded moving truck is traveling 25 mph faster than a freight train. In the time it takes the train to travel 120 miles, the truck travels 195 miles. Find the speed of the truck.
A. 13 mph B. 25 mph C. 65 mph D. 130 mph
Mathematics