A statue is being carved by a sculptor. The original piece of marble weighed 190 kg. In the first week 25 percent is cut away. In the second week 15 percent of the remainder is cut away. In the third week the statue is completed when 10 percent of the remainder is cut away. What is the weight of the final statue? Select.
A) 105 kg	B) 103 kg	C) 109 kg	D) 125 kg	E) 117 kg

Rationale: "c 109 kg 190 ã — 0.75 ã — 0.85 ã — 0.9 = 109 kg ."
Answer: C