###Human: Mr. Smith has incurred a 2% finance charge because he was not able to pay on time for his balance worth $150. If he plans to settle his balance today, how much will Mr. Smith pay?, ### Assistant: The finance charge amounts to $150 x 2/100 = $3.
Thus, Mr. Smith will pay a total of $150 + $3 = $153. 
 So the answer is :  153