A set of 10 new questions in each round. Question: ( 1 of 10 ) Bill sold a bicycle for $640. If he purchased it at $800, then calculate his loss and loss percent in this sale. (A) Loss = $160 and Loss% = 25% (B) Loss = $150 and Loss% = 35% (C) Loss = $160 and Loss% = 30% (D) Loss = $160 and Loss% = 20%