Kim drives 30 miles to her friend's house.  On the way back she has to take a detour that is 20% longer.  She spends 30 minutes at her friend's house.  She drives at a speed of 44 mph.  How long did she spend away from home?
The trip back was 30*.2=
<gadget id="calculator">30*.2</gadget>
<output>6</output>
6 miles longer than the trip there.
So it was 30+6=
<gadget id="calculator">30+6</gadget>
<output>36</output>
36 miles.
So the total drive was 30+36=
<gadget id="calculator">30+36</gadget>
<output>66</output>
66 miles.
That means she drove for 66/44=
<gadget id="calculator">66/44</gadget>
<output>3/2 = around 1.5</output>
1.5 hours.
She stayed with her friend 30/60=
<gadget id="calculator">30/60</gadget>
<output>1/2 = around 0.5</output>
.5 hours.
So the total time was 1.5+.5=
<gadget id="calculator">1.5+0.5</gadget>
<output>2</output>
2 hours.

<result>2</result>