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jmc

prealgebra junior

Problem

Initially, a spinner points west. Chenille moves it clockwise revolutions and then counterclockwise revolutions. In what direction does the spinner point after the two moves?
problem
(A)
(B)
(C)
(D)
Solution
If the spinner goes clockwise revolutions and then counterclockwise revolutions, it ultimately goes counterclockwise which brings the spinner pointing .
Final answer
B