Solve the problem.Older bridges with the potential for structural failure make up 12.5% of all the bridges in America. If there are about 5449 such bridges, find the approximate total number of bridges. Round to the nearest whole number.
A. 43,592 bridges
B. 436 bridges
C. 681 bridges
D. 68,113 bridges
Answer: A
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Solve the problem.Which voting method always satisfies the monotonicity criterion?
A. Hare B. plurality C. Borda D. pairwise comparison
Determine graphically the x-value when y = 6 in the given equation.y = - 
x
A. -12;
B. 6;
C. -2;
D. -3;
Solve the problem.A machine produces open boxes using square sheets of plastic. The machine cuts equal-sized squares measuring 3 inches on a side from each corner of the sheet, and then shapes the plastic into an open box by turning up the sides. If each box must have a volume of 675 cubic inches, find the length of one side of the open box.
A. 18 in. B. 21 in. C. 15 in. D. 14 in.
Evaluate.Find (f + g)(-1) when f(x) = x - 1 and g(x) = x - 2.
A. -1 B. 1 C. -3 D. -5