How many pieces of 0.85 metres can be cut from a rod 42.5 metres long? Choose the correct choice from the following choices.
A) 30	B) 40	C) 50	D) 60	E) 70

Rationale: "number of pieces = 42.5 / 0.85 = 42.50 / 0.85 = 4250 / 85 = 50 . answer : c"
Answer: C