Sean owns the only pool-cleaning service in his town. if he charges $50 per cleaning, he has 10 weekly customers. if he wants to add an 11th customer, he needs to reduce his price to $45. what is sean's marginal revenue for the 11th customer?
a.-$5

Respuesta :

$500 - with 10 weekly customers 
$495 - with 11th weekly customer 

Therefore, he makes a loss of $5.