Saturday, June 20, 2026

P6 Percentage

100 people are in a room. 

99 of them are left hand.

How малy left-handers have to leave the room so that 98% of the people in the room are left-handed?






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my solution:
  1 (RH) —— 2% 
98% —— 49
99-49=50 
50 left-handers have to leave the room!