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12.Practice.Tests.for.the.SAT_2015-2016_1128p

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246<br />

Section 3<br />

Practice Test Three<br />

17. If <strong>the</strong> lengths of <strong>the</strong> sides of a certain triangle are<br />

a, b, and c, which of <strong>the</strong> following statements could<br />

be true?<br />

(A) c = b + a<br />

(B) c = b -a<br />

(C) c = 2a + b<br />

(D) c + 2 = a+ b + 3<br />

(E) c + 3 = a + b + 2<br />

18. If xy > 0, _!_ + _!_ = 5, and J_ = 6, <strong>the</strong>n =<br />

x y xy 5<br />

(A)<br />

(B)<br />

(C)<br />

25<br />

1<br />

6<br />

1<br />

5<br />

(D) 5<br />

(E) 6<br />

19. At a basketball tournament involving 8 teams, each<br />

team played 4 games with each of <strong>the</strong> o<strong>the</strong>r teams.<br />

How many games were played at this tournament?<br />

(A) 64<br />

(B) 98<br />

(C) 112<br />

(D) 128<br />

(E) 224<br />

20. The lengths of two sides of a triangle are (x - 2)<br />

and (x + 2), where x > 2. Which of <strong>the</strong> following<br />

ranges includes all and only <strong>the</strong> possible values of<br />

<strong>the</strong> third side y?<br />

(A) 0 < y < x<br />

(B) 0 < y < 2x<br />

(C) 2

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