conversations.from: human
conversations.value: Jocelyn bought a car 3 years ago at $4000. If the car's value has reduced by 30%, calculate the current value of the car.
  Solve this problem.
conversations.from: assistant
conversations.value: If Jocelyn bought the car 3 years ago at $4000, the car's value has reduced by 30/100*$4000=$1200
  The current value of the car is $4000-$1200 = $2800