Hallie is working as a waitress for $10/hour. On Monday, she works for 7 hours, and she receives $18 in tips. On Tuesday she works for 5 hours, and she receives $12 in tips. On Wednesday she works for 7 hours, and she receives $20 in tips. How much money does she earn in total from Monday to Wednesday?
Hallie works a total of 7 + 5 + 7 = 
<gadget id="calculator">7+5+7</gadget>
<output>19</output>
19 hours.
For her hourly pay, she earns 19 * $10 = $
<gadget id="calculator">19*10</gadget>
<output>190</output>
190.
In tips, she receives a total of $18 + $12 + $20 = $
<gadget id="calculator">18+12+20</gadget>
<output>50</output>
50.
The total amount of money Hallie earns is $190 + $50 = $
<gadget id="calculator">190+50</gadget>
<output>240</output>
240.

<result>240</result>