Weng earns $12 an hour for babysitting. Yesterday, she just did 50 minutes of babysitting. How much did she earn?
Weng earns 12/60 = $
<gadget id="calculator">12/60</gadget>
<output>1/5 = around 0.2</output>
0.2 per minute.
Working 50 minutes, she earned 0.2 x 50 = $
<gadget id="calculator">0.2*50</gadget>
<output>10</output>
10.

<result>10</result>