conversations.from: human
conversations.value: There are 40 Judges in the state of Rhode Island.  10 percent of Judges are under 30 years old.  60 percent of Judges are 30-50 years old.  The rest of the Judges are over 50 years old.  How many Judges are over 50 years old?
  What is the solution?
conversations.from: assistant
conversations.value: Under 30: 40(.10)=4
  30-50 years old:40(.60)=24
  Over 50:40-4-24=12 Judges