Simplify.18 - 20 + 5

A. 3
B. -7
C. -1800
D. -82


Answer: A

Mathematics

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A small country consists of four states (State 1, State 2, State 3, and State 4). The total population of the country is 400,000. The standard quotas are q1 = 179.8, q2 = 129.6, q3 = 79.2, and q4 = 11.4 respectively.The final apportionment to each state under Hamilton's method is

A. State 1: 179 seats; State 2: 131 seats; State 3: 79 seats; State 4: 11 seats. B. State 1: 179 seats; State 2: 130 seats; State 3: 79 seats; State 4: 12 seats. C. State 1: 180 seats; State 2: 129 seats; State 3: 80 seats; State 4: 11 seats. D. State 1: 180 seats; State 2: 130 seats; State 3: 79 seats; State 4: 11 seats. E. none of these

Mathematics

Make the indicated conversion with American units of capacity.52 fluid ounces to pints

A. 13 pt 
B. 208 pt
C. 3 pt
D. 6 pt

Mathematics

Solve the system for x and y using Cramer's rule. Assume a and b are nonzero constants.a2x + b2y = a2ax + by = b

A.
B.
C.
D.

Mathematics

Solve the problem.A rectangular piece of cardboard measuring 23 inches by 27 inches is to be made into a box with an open top by cutting equal size squares from each corner and folding up the sides. Let x represent the length of a side of each such square. For what value of x will the volume be a maximum? If necessary, round to 2 decimal places.

A. 15.56 B. 25.08 C. 4.13 D. 12.54

Mathematics