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Mathematics 13 Online
OpenStudy (anonymous):

f seventy percent of the people in the room have a wooden leg,seventy-five percent of the people in the room have parrots on their shoulders and there is nobody in the room who does not either has a wooden leg or a parrot what percentage of people must have a wooden leg and a parrot

OpenStudy (anonymous):

|dw:1350930793990:dw| It must be 25

OpenStudy (anonymous):

idk sorry

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