contestada

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?

Respuesta :

Ckaranja
For every 19 adults, there are 25 children;
For every 1 adult, there are [tex] \frac{25}{19} children[/tex]
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
=[tex] \frac{15*1}{1.3157} [/tex]
= 11 adults

Otras preguntas