Fix https://app.asana.com/0/1109607871564464/1195929692963290/f

Mission210Solution.ipynb

@@ -612,7 +612,7 @@
    "source": [
     "## Recycled questions\n",
     "\n",
-    "The answer only appears in the question about `6%` of the time.  This isn't a huge number, and means that we probably can't just hope that hearing a question will enable us to figure out the answer.  We'll probably have to study."
+    "On average, the answer only makes up for about `6%` of the question.  This isn't a huge number, and means that we probably can't just hope that hearing a question will enable us to figure out the answer.  We'll probably have to study."
    ]
   },
   {