 
 <prompt> Morgan ya tafi cikin drive-thru ya tambaya karin abinci. Ya samu hamburger a matsayin $4, kwas a matsayin $2 da smoothie a matsayin $3. Idan ya biya da wani kudi na $20, yaya abin da ya samu? <response>: Morgan's lunch cost $4 + $2 + $3 = $9.
Idan ya biya tare da wani naira na $20, zai samu kudi na $20 - $9 = $11.

Fina-finan: 11. 