SOLUTION: Of the 90 people in a room 2/3 are men and 3/5 of the people have brown hair. What is the least number of men in the room who could have brown hair.

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Question 339968: Of the 90 people in a room 2/3 are men and 3/5 of the people have brown hair. What is the least number of men in the room who could have brown hair.
Answer by josmiceli(19441) About Me  (Show Source):
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Of the 90 people in a room 2/3 are men.
That means %282%2F3%29%2A90+=+60 are men
and 30 are women
%283%2F5%29%2A90+=+54 of the people have brown hair
If all of the women have brown hair, then 54+-+30+=+24
is the smallest number of men that can have brown hair.