conversations.from: human
conversations.value: Samwell owns an appliances store. For this week, one-fourth of their sales are smart TVs, one-eighth are analog TVs, and the rest are OLED TVs. If they were able to sell a total of 40 TVs, how many OLED TVs were they able to sell?
  Find the solution.
conversations.from: assistant
conversations.value: Samwell was able to sell 1/4 x 40 = 10 Smart TVs.
  He was able to sell 1/8 x 40 = 5 analog TVs.
  So, he was able to sell 10 + 5 = 15 Analog and Smart TVs.
  Therefore, the total number of OLED TVs that he was able to sell is 40 - 15 = 25.