2015年6月GMAT數學機經3

　　2015年6月已過半，網GMAT測驗頻道小編為考生匯集整頓了6月份GMAT測驗數學部門的機經，供眾人進修參考，望有所贊助!

　　21. F(n) is defined as the product of all evennumbers from 2 to n, inclusive. What is the leastprime factor of f(100) + 1.

　　A. From 2 to 10

　　B. From 10 to 20

　　C. From 20 to 30

　　D. From 30 to 40

　　E. Greater than 40

　　22. If point (a, b) is on line k, is the distance from thepoint to origin greater than 5?

　　(1) a – b > 5

　　(2) a^2 + b^2 > 5

　　23.Is m/n > n/m?

　　(1) m > n

　　(2) mn > 0

　　24. How many intersection does y = x^4 – x^2 have with x--‐axis?

　　A. 0

　　B. 1

　　C. 2

　　D. 3

　　E. 4

　　25. Is x > 0?

　　(1) x^2 – x^3 = 0

　　(2) |x| = x

　　26. In the figure above, the diameter is 30, what isthe area of shadow?

　　(1) Angle ACB = 60

　　(2) AB = 15

　　27. Is st < 0

　　(1) s^2t^3 < 0

　　(2) |s + t| < |s| + |t|

　　28. Is the quadrilateral ABCD a square

　　(1) AC = CD

　　(2) AC ⊥ CD

　　29. If O and D are centers of two circles, and arc AC is part of the circle D. What is the areaof the shadow if AC is perpendicular with BD.

　　(1) AD = pi

　　(2) BD = 4

　　30. An aircraft flew from city P to city Q following the wind with 350 miles per hour, andreturn from city Q to city P with velocity 250 miles per hour. If the wind velocity betweenthese two cities is constant and if the aircraft return from city Q immediately without landing,what is the average speed of the aircraft during this trip of 800 miles?

　　【參考謎底】

　　21-25. EBCDE

　　26-29. DBDD

　　30.875/3

　　以上是本日小編為考生整頓的6月份GMAT測驗數學機經，僅供參考。欲懂得更多GMAT測驗資訊，獲得更多GMAT測驗備考材料，敬請存眷GMAT測驗頻道。網預祝考生2015年GMAT測驗獲得好成就!