Use least common multiple or greatest common divisor to solve the problem.A brick layer is hired to build three walls of equal length. He has bricks which are 4 inches, 12 inches, and 10 inches long. He plans to build one wall out of each type of brick. What is the shortest length of wall possible?
A. 26 inches
B. 60 inches
C. 480 inches
D. 120 inches
Answer: B
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Find the domain and range for the indicated function.f(x) = 
,
g(x) = 
;
f + g
A. D: x ? -11
R: y ? 0
B. D: x ? 11
R: y ? 0
C. D: x ? 11
R: y ? 
D. D: x ? -11
R: y ? 
Write a negation of the statement. Some citizens obey traffic laws.
A. No citizens obey traffic laws. B. All citizens obey traffic laws. C. Some citizens do not obey traffic laws. D. No citizens do not obey traffic laws.
Use a CAS integration utility to evaluate the triple integral of the given function over the specified solid region.
over the rectangular solid 
, 
, 
A. - 162960
B. - 
C. - 108640
D. - 86912
Solve the problem. Round to the nearest tenth, if necessary.A jet plane traveling at a constant speed goes 1200 mi with the wind, then turns around and travels for 1000 mi against the wind. If the speed of the wind is a constant 50 mph, and the total flight took 4 hours, find the speed of the plane.
A. 550 mph B. 525 mph C. 605 mph D. 435 mph