SOLUTION: On an airplane that was two-thirds full, 20% of the passengers were boys, one-fourth of the passengers were women, one-eighth of the passengers were girls, and there were 68 men.

Question 356169: On an airplane that was two-thirds full, 20% of the passengers were boys, one-fourth of the passengers were women, one-eighth of the passengers were girls, and there were 68 men. How many seats are on the plane?

Answer by robertb(5830) (Show Source): You can put this solution on YOUR website!
Let x = #number of seats in the airplane. Only seats are occupied.
Of these, are boys, are women, are girls, and 68 are men. Hence,
, or
, or
,
.
Therefore there are 240 seats in the airplane all-in-all.
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