Solve the problem.Two pulleys of diameter 9 meters and 3 meters are connected by a belt. The larger pulley rotates 42 times per minute. Find the angular speed of the smaller pulley.
A. 126? radians per min
B. 378? radians per min
C. 252? radians per min
D. 189? radians per min
Answer: C
Mathematics
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List all the factors of each number.33
A. 3 ? 11 B. 3 ? 3 ? 5 C. 2 ? 3 ? 3 D. 3 ? 12
Mathematics
Evaluate.71 - 11 ? 3 + 80 ÷ (-10)
A. 30 B. -14 C. -498 D. 172
Mathematics
Match the equation with the appropriate graph.y = 3x + 5
A. 
B. 
C. 
D. 
Mathematics
Write an equation for the parabola.
A. y2 = -12x B. x2 = -12y C. x2 = 12y D. y2 = 12x
Mathematics