Janet bought some muffins at the bakery. Each muffin is 75 cents. Janet paid $20 and got $11 in change back. How many muffins did Janet buy?
Janet paid with $20 and got back $11, so her muffins cost $20 - $11 = $
<gadget id="calculator">20-11</gadget>
<output>9</output>
9.
Each muffin cost 75 cents, so she bought 9/.75 = 
<gadget id="calculator">9/.75</gadget>
<output>12</output>
12 muffins.

<result>12</result>