conversations.from: human
conversations.value: For every bike Henry sells, he is paid $8 more than he is paid to paint the bike. If Henry gets $5 to paint the bike, how much does he get paid to sell and paint 8 bikes?
  Solve this problem.
conversations.from: assistant
conversations.value: Henry gets paid 5 + 13 = $18 for each bike painted and sold.
  In total, Henry will be paid 8 * 18 = $144 for painting and selling 8 bikes.