Solve.A garden has vegetables planted in a 38-ft by 23-ft area. The vegetables are surrounded by a 2-ft border of flowers. By what percent is the area for planting vegetables increased if the 2-ft border of flowers is removed? Round to the nearest whole percent.
A. 31%
B. 13%
C. 14%
D. 30%
Answer: D
Mathematics
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Perform the indicated operation.
A. - 
B. 5
C. -15
D. -5
Mathematics
Find the equation of the curve described by the given information.Hyperbola: center 
, vertex 
, focus 
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics
Solve the problem.The Banzhaf power index of player P4 in the weighted voting system 
is
A. 0
B. 
C. 
D. 
E. none of these
Mathematics
Solve.The product of 2.8 and n is the same as the sum of n and 1.35. Find n.
A. 0.63 B. 0.88 C. 0.92 D. 0.75
Mathematics