conversations.from: human
conversations.value: If a circle has a radius of 14 feet, how many 6-inch pencils can be placed end-to-end across the diameter of the circle?
conversations.from: assistant
conversations.value: A circle with a radius of 14 feet has a diameter of 2*14=28 feet.
  A six-inch pencil is 6/12=0.5 feet long.
  Thus, across a 28-foot diameter, one can place 28/0.5=56 6-inch pencils.