Question
PSLE
At first, Mark and Ivan were in the same direction. Then Ivan turned 135° anti-clockwise to face west and Mark turned 90° clockwise. Which direction did Mark face in the end? Give your answer in letter(s). (Eg N or NE)
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PSLE
At first, Mark and Ivan were in the same direction. Then Ivan turned 135° anti-clockwise to face west and Mark turned 90° clockwise. Which direction did Mark face in the end? Give your answer in letter(s). (Eg N or NE)