conversations.from: human
conversations.value: John started weightlifting when he was 16.  When he first started he could Clean & Jerk 80 kg and he could Snatch 50 kg.  He manages to double his clean and jerk and increase his snatch by 80%.  What is his new combined total lifting capacity?
  Find the solution.
conversations.from: assistant
conversations.value: His clean and jerk goes to 80*2=160 kg
  His snatch increases by 50*.8=40 kg
  So his snatch is now 50+40=90 kg
  So his total is 160+90=250 kg