A statue is being carved by a sculptor. The original piece of marble weighed 250 kg. In the first week 30 per cent is cut away. In the second week 20 per cent of the remainder is cut away. In the third week the statue is completed when 25 percent of the remainder is cut away. What is the weight of the final statue?
Select the correct option.
A) 105 kg	B) 103 kg	C) 108 kg	D) 125 kg	E) 117 kg

Rationale: "a 105 kg 250 × 0.7 × 0.8 × 0.75 = 105 kg ."
Answer: A