Answer: $160.16
Explanation:
The amount of hotel bill= $143
He leaves 12% of the hotel bill as a tip for the housekeeping service.
Thus, the amount of tip= 12% of hotel bill
=12% of $143

Therefore, the total amount Mr. Chin pays, including tip=$143+$17.16=$160.16
Hence, Mr. Chin pays $160.16 , including tip