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gre考试试题及答案大全

一、单项选择题(每题2分,共10题)

1.Whichofthefollowingisthelargestprimenumberlessthan20?

A.17

B.18

C.19

D.13

答案:C

2.If\(x+3=7\),then\(x=\)

A.4

B.5

C.3

D.2

答案:A

3.Theareaofasquarewithsidelength\(s=5\)is

A.10

B.20

C.25

D.15

答案:C

4.Whichofthefollowingisequivalentto\(2(x+3)\)?

A.\(2x+3\)

B.\(2x+6\)

C.\(x+6\)

D.\(x+3\)

答案:B

5.Inarighttriangle,ifonelegis3andthehypotenuseis5,theotherlegis

A.4

B.2

C.6

D.8

答案:A

6.If\(y=3x-1\)and\(x=2\),then\(y=\)

A.5

B.4

C.3

D.6

答案:A

7.Thesumoftheinterioranglesofatriangleis

A.90°

B.180°

C.360°

D.270°

答案:B

8.Whichofthefollowingnumbersisdivisibleby3?

A.17

B.18

C.19

D.20

答案:B

9.If\(a=4\)and\(b=5\),then\(a\timesb=\)

A.9

B.20

C.16

D.18

答案:B

10.Theperimeterofarectanglewithlength\(l=6\)andwidth\(w=4\)is

A.10

B.20

C.16

D.18

答案:B

二、多项选择题(每题2分,共10题)

1.Whichofthefollowingarefactorsof12?

A.1

B.2

C.3

D.4

E.5

答案:A、B、C、D

2.Thefollowingequationsarelinearequations:

A.\(y=2x+1\)

B.\(y=x^{2}+1\)

C.\(y=3x-2\)

D.\(y=\frac{1}{x}+1\)

E.\(y=4-x\)

答案:A、C、E

3.Whichofthefollowingshapeshavefoursides?

A.Square

B.Rectangle

C.Triangle

D.Rhombus

E.Trapezoid

答案:A、B、D、E

4.If\(x0\)and\(y0\),whichofthefollowingexpressionsarepositive?

A.\(x+y\)

B.\(x-y\)

C.\(xy\)

D.\(\frac{x}{y}\)

E.\(-x-y\)

答案:A、C、D

5.Whichofthefollowingnumbersareeven?

A.2

B.3

C.4

D.5

E.6

答案:A、C、E

6.Whichofthefollowingaretypesofangles?

A.Acute

B.Obtuse

C.Right

D.Straight

E.Reflex

答案:A、B、C、D、E

7.Whichofthefollowingcanbeusedtocalculatetheareaofatriangle?

A.\(\frac{1}{2}bh\)(where\(b\)isbaseand\(h\)isheight)

B.\(\sqrt{s(s-a