Solve.(8 + 
)2 - 16(8 + 
) + 11 = 0
A. -
B. 53
C. 
D. No solution
Answer: B
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Solve the problem.A cylinder with height 12 m and radius 2 m is filled with water and must be emptied through an outlet pipe 3 m above the top of the cylinder. Compute the work required to empty the water in the top half of the tank. Then compute the work required to empty the (equal amount of) water in the lower half of the tank. Round to two decimal places when appropriate.
A. 13,300,246.6 J; 8,866,831.1 J B. 4,433,415.55 J; 4,433,415.55 J C. 4,433,415.55 J; 8,866,831.1 J D. 8,866,831.1 J; 4,433,415.55 J
Solve the equation.2(12 - 3x) = 64
A. 4 B. 2 C. -2 D. 32
Solve the problem.Students enrolled in a prealgebra class can withdraw within the first two weeks without receiving a grade. If there were 32 students registered for class on the first day and 27 remaining at the end of the second week, what was the percent decrease in students for the first two weeks? Round to the nearest tenth of a percent, if necessary.
A. 15.6% B. 84.4% C. 18.5% D. 81.5%
Let x be a number. Translate the English phrase or sentence into a mathematical expression. A number divided by -75
A. x - 75 B. x ÷ (-75) C. -75 ÷ x D. -75x