An explosion in mid air of a hand grenade traveling at a velocity of 10i+5j+10k into 3 pieces of mass 100g, 200g and 200g respectively. Video sensors detected that the first mass had velocity 13j+10k soon after explosion. The second mass was tracked by the investigation team and its position was 100 m from teh site of explosion. What was the position of the 3rd mass?
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UP 0 DOWN 0 0 0
