Solve the problem.What polynomial expression represents, in appropriate units, the perimeter of this square? The area? 
A. Perimeter: 16t + 12; Area: 16t2 + 24t + 9
B. Perimeter: 16t + 3; Area: 8t2 + 24t + 6
C. Perimeter: 16t + 3; Area: 16t2 + 12t + 9
D. Perimeter: 16t + 12; Area: 16t2 + 9
Answer: A
Mathematics
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Use the double-declining-balance method of depreciation. Round to the nearest dollar.Beta Graphics buys some CAD-CAM computer equipment at a cost of $8,350 and estimates the life at 10 years with a scrap value of $835. What is its book value at the end of the fourth year?
A. $3,078 B. $835 C. $3,420 D. $5,344
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Divide.
A. 2.875 B. 1.875 C. 0.533 D. 18.75
Mathematics
Solve the problem.Jim drove 329 miles in 7 hours. If he can keep the same pace, how long will it take him to drive 
A. 24 hr B. 2303 hr C. 48 hr D. 34 hr
Mathematics
Find the product.
?
?
A. 
?
B. 
?
C. 
?
D. 
?
E. cannot multiply?
Mathematics