GRE考试易错题（2019/4/26）

What is the GreatestCommon Factor of 48 and 72

第1题： Factors and Multiples These questions will test your knowledge of operations involving factors and multiples. Answer the following questions.

【分析题】：

第2题： 单项选择

【单选题】： A     B     C     D

第3题： Three carpet pieces in the shapes of a square, a triangle, and a semicircle are attached to one another, as shown in the figure above, to cover the floor of a room. If the area of the square is 144 feet and the perimeter of the triangle is 28 feet, what is the perimeter of the room’s floor, in feet A、32+12π B、40+6π C、34+12π D、52+6π E、52+12π

【单选题】： A     B     C     D

第4题： PRESIDENT: COUNTRY :: A．(A) choreographer : dance B．(B) speaker : parliament C．(C) actress : performance D．(D) instrumentalist: melody E．(E) poetess : thesaurus

【单选题】： A     B     C     D     E

第5题： EXTANT： A．addiuonal B．removable C．broad D．vanished E．irrelevant

【单选题】： A     B     C     D     E