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The capacity of an elevator is either 25 children or 19 adults. If 10 children are currently in the​ elevator, how many adults can still get​ in?

1 Answer

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For every 19 adults, there are 25 children;
For every 1 adult, there are
(25)/(19) children
1 adult is equivalent to 1.3157 children
After 10 children get on board, there is space for 15 children;
1 adult= 1.3157 children
? =15children
=
(15*1)/(1.3157)
= 11 adults
User Mike Malter
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