Paco's autowash earns revenues of $9 per customer. in all, how many customers does paco's autowash need to serve in order to have a total of $27 in revenue?

Hey there,

Your question states: 

Paco's AutoWash earns revenues of $9
per customer. In all,how many customers does Paco's AutoWash need to serve in order to have a total of $27
in revenue?

So . . . Per each costumer, it would be 9 for each of them.

We do . . .

And that would give you 

This concludes that (Paco) would need to serve only  costumers. ✓

Hope this helps.
~Jurgen

The answer is 26 to 1