In 10 years, Terry will be 4 times the age that Nora is currently. If Nora is currently 10 years old, how old is Terry now?
Terry will be 4*10=
<gadget id="calculator">4*10</gadget>
<output>40</output>
40 years old in 10 years.

Currently, Terry is 40-10 = 
<gadget id="calculator">40-10</gadget>
<output>30</output>
30 years old.

<result>30</result>