SOLUTION: The capacity of an elevator is either 18 children or 15 adults. If 12 children are currently in the elevator, how many adults can still get in?

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: The capacity of an elevator is either 18 children or 15 adults. If 12 children are currently in the elevator, how many adults can still get in?       Log On


   

Question 894133: The capacity of an elevator is either 18 children or 15 adults. If 12 children are currently in the elevator, how many adults can still get in?
Answer by rothauserc(4718) About Me  (Show Source):
You can put this solution on YOUR website!
First divide 18 by 15 to determined the equivalent number of children per 1 adult, 18/15 = 1.2
Now 12 children are on the the elevator so 18 - 12 = 6 remaining children, divide this number by 1.2 to get the number of adults allowed on the elevator, 6/(1.2) = 5 adults can get on the elevator