conversations.from: human
conversations.value: There were 2450 sheets of paper that were evenly split into 5 binders. Justine took a binder and colored on one-half of the sheets of paper. How many sheets of paper did Justine use?
  Solve this problem.
conversations.from: assistant
conversations.value: 2450/5 = 490 sheets of paper
  490/2 = 245 sheets of paper
  Justine colored on 245 pieces of paper.