Answer:
$19
Explanation:
Marginal revenue is the change in revenue when production increases by one unit
Marginal revenue = change in total revenue / change in quantity produced
total revenue 1 = $30 x 10 = $300
Total revenue 2 = $29 x 11 = $319
change in total revenue = $319 - $3000 = $19
Change in quantity produced = 11 - 10 = 1
Marginal revenue = $19 / 1 = 19