Solve using a proportion. Round your answer to the nearest hundredth when necessary.It takes Fred 12 minutes to type and spell check 10 pages. Find how many pages he can type and spell check in 4.5 hours. Round answer to the nearest tenth if necessary.
A. 324.0 pages
B. 45 pages
C. 375.0 pages
D. 225.0 pages
Answer: D
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Calculate the area of the surface S.S is the lower portion of the sphere x2 + y2 + z2 = 36 cut by the cone z = 
.
A. 72
?
B. 36
C. 36
?
D. 12
?
Provide an appropriate response.
Determine the value that is NOT excluded as a possible solution to the rational equation: 
= 
+ 
A. x = 2 B. x = 0 C. x = -4 D. x = 12
Solve the system of equations algebraically for real values of x and y.
?
?
A. (3, 0), (6, 0) B. (0, 3), (9, 0) C. (0, 3), (0, 6) D. (9, 0), (6, 0) E. no solution
Solve.A pendulum bob swings through an arc 40 inches long on its first swing. Each swing thereafter, it swings only 90% as far as on the previous swing. How far will it swing altogether before coming to a complete stop?
A. 200 inches B. 400 inches C. 89 inches D. 44 inches