Change the binary number to decimal form.101.011
A. 7.253
B. 5.123
C. 5.625
D. 5.375
E. 5.5
Answer: D
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Find the center (h, k) and radius r of the circle with the given equation. x2 + 2x + 1 + y2 - 16y + 64 = 64
A. (h, k) = (1, -8); r = 64 B. (h, k) = (-1, 8); r = 8 C. (h, k) = (-8, 1); r = 64 D. (h, k) = (8, -1); r = 8
Solve the problem.For what numbers x, -2? ? x ? 2?, does the graph of y = tan x have vertical asymptotes.?
A. -2?, -?, 0, ?, 2?
B. -2, -1, 0, 1, 2
C. - 
, - 
, 
, 
D. none
Solve.When the temperature stays the same, the volume of a gas is varies inversely as the pressure of the gas. If a balloon is filled with 42 cubic inches of a gas at a pressure of 14 pounds per square inch, find the new pressure of the gas if the volume is decreased to 21 cubic inches.
A. 26 pounds per square inch
B. 14 pounds per square inch
C. 
pounds per square inch
D. 28 pounds per square inch
A 9 ft by 8 ft bookcase is to be built. It has horizontal shelves every foot. A support is to be notched in the shelves diagonally from one corner to the opposite corner. At what point should each of the shelves be notched? That is, find lengths A, B, C, D and E in the illustration. How long is the diagonal crosspiece? Round your answer to the nearest hundredth.
A. A = 1.3 ft, B = 2.7 ft, C = 4 ft, D = 5.3 ft,E = 6.7 ft, the crosspiece is 12 ft. B. A = 1.5 ft, B = 3 ft, C = 4.5 ft, D = 6 ft,E = 7.5 ft, the crosspiece is 12.04 ft. C. A = 1.5 ft, B = 3 ft, C = 5.5 ft, D = 5 ft,E = 7.5 ft, the crosspiece is 12.04 ft. D. A = 1.33 ft, B = 2.67 ft, C = 4 ft, D = 5.33 ft,E = 6.67 ft, the crosspiece is 12.04 ft. E. A = 1.5 ft, B = 3 ft, C = 4.5 ft, D = 6 ft,E = 6.5 ft, the crosspiece is 12 ft.