SOLUTION: 0.2 of the passengers were children, 0.5 were men and there were 12 women. how many children were on the bus?

Question 987105: 0.2 of the passengers were children, 0.5 were men and there were 12 women. how many children were on the bus?
Answer by macston(5194) (Show Source): You can put this solution on YOUR website!
.
I think you mean:
20% were children, 50% were men, and 12 were women.
Since 70% were men and children, the other 30% must be women, so:
12/0.30=40 There were 40 passengers total. 20% were children, so:
(0.20)(40)=8
ANSWER: There were 8 children on the bus.

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