John want to buy a $100 Trouser at the store, but he think itâ€™s too expensive. Finally, it goes on sale for $75. What is the percent decrease?
Choose the correct choice from the following choices.
A) 20 % B) 30 % C) 40 % D) 25 % E) 60 %

Rationale: "the is always the difference between our starting and ending points . in this case , it â € ™ s 100 â € “ 75 = 25 . the â € œ original â €  is our starting point ; in this case , it â € ™ s 100 . ( 25 / 100 ) * 100 = ( 0.25 ) * 100 = 25 % . d"
Answer: D