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gre考试试题及答案

一、单项选择题(每题2分,共10题)

1.Whichofthefollowingisaprimenumber?

A.4

B.6

C.7

D.9

答案:C

2.Ifx+3=5,thenx=?

A.1

B.2

C.3

D.4

答案:B

3.Theareaofasquarewithsidelength4is?

A.8

B.12

C.16

D.20

答案:C

4.Intheequationy=2x+1,whenx=3,y=?

A.7

B.8

C.9

D.10

答案:A

5.Whichofthefollowingisanevennumber?

A.3

B.5

C.8

D.11

答案:C

6.Theperimeterofarectanglewithlength5andwidth3is?

A.12

B.14

C.16

D.18

答案:C

7.Ifacirclehasaradiusof2,itscircumferenceis?(Useπ≈3.14)

A.6.28

B.9.42

C.12.56

D.15.7

答案:C

8.Whatisthenextnumberinthesequence:1,3,5,7,?

A.8

B.9

C.11

D.13

答案:B

9.Thevolumeofacubewithedgelength3is?

A.9

B.18

C.27

D.36

答案:C

10.Whichofthefollowingfractionsisthelargest?

A.1/2

B.2/3

C.3/4

D.4/5

答案:D

二、多项选择题(每题2分,共10题)

1.Whichofthefollowingnumbersaredivisibleby3?

A.6

B.9

C.12

D.15

答案:ABCD

2.Whichofthefollowinggeometricshapeshavefoursides?

A.Square

B.Rectangle

C.Rhombus

D.Trapezoid

答案:ABCD

3.Whichofthefollowingareunitsoflength?

A.Meter

B.Centimeter

C.Inch

D.Foot

答案:ABCD

4.Whichofthefollowingequationsarelinearequations?

A.y=3x+1

B.y=x2+1

C.2x+3y=6

D.y=4-2x

答案:ACD

5.Whichofthefollowingareprimenumbersbetween10and20?

A.11

B.13

C.17

D.19

答案:ABCD

6.Whichofthefollowingarefactorsof24?

A.1

B.2

C.3

D.4

答案:ABCD

7.Whichofthefollowingaretypesoftriangles?

A.Equilateral

B.Isosceles

C.Scalene

D.Right-angled

答案:ABCD

8.Whichofthefollowingareintegers?

A.-2

B.0

C.3

D.5.5

答案:ABC

9.Whichofthefollowingexpressionsrepresenttheareaofatriangle?

A.1/2×base×height

B.(side1×side2×sin(angle))/2

C.√(s(s-a)(s-b)(s-c))(Heronsformula)

D.base×height

答案:ABC

10.Whichofthefollowingarepositivenumbers?

A.1

B.2.5

C.1/3

D.0

答案:ABC

三、判断题(每题2分,共10题)

1.5isaprimenumber.(True/False)

答案:True

2.Theareaofacirclewithradius3is9π.(True/False)

答案:True

3.