SOLUTION: there are 540 passengers on a plane, half of them are above 40, one third are in the age group of 20 to 40 and the rest are below 20 what fraction of all the passengers is below 20

Question 1097402: there are 540 passengers on a plane, half of them are above 40, one third are in the age group of 20 to 40 and the rest are below 20 what fraction of all the passengers is below 20
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!

Multiply both sides by 6,

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