SAT I 每日一問:2013年1月14日
作者:滬江英語
來源:CollegeBoard
2013-01-14 09:30
Mathematics > Standard Multiple Choice
Read the following SAT test question and then click on a button to select your answer.
A train traveling 60 miles per hour for 1 hour covers the same distance as a train traveling 30 miles per hour for how many hours?
(A) 3
(B) 2
(C) 1
(D) 1/2
(E) ?1/3