conversations.from: human
conversations.value: Mark was unwell for 3 months, during which he lost 10 pounds per month. If his final weight was 70 pounds, what was his initial weight?
  Give me a clear explanation.
conversations.from: assistant
conversations.value: Since Mark was losing 10 pounds each month, in 3 months he lost 10 * 3 = 30 pounds.
  Adding the weight lost to the final weight gives an initial weight of 70 + 30 = 100 pounds.
  Mark's initial weight was 100 pounds.