conversations.from: human
conversations.value: Can you break down the solution for me for this math problem: Marlene wants to buy half a dozen of shirts to avail of the sale. The regular price of a shirt is $50 and is now on sale at a 20% discount. How much will Marlene pay for the shirts?
conversations.from: assistant
conversations.value: Marlene wants to buy 12/2 = 6 shirts.
  The discount price of the shirt is $50 x 20/100 = $10.
  So, the shirt will only costs $50 - $10 = $40 each.
  Thus, Marlene will pay $40 x 6 = $240 for the 6 shirts.