ANSWER TO SAT PRACTICE TEST IV

MATH 



1. What is the area of the six-sided figure above?
(a) 26
(b) 28
(c) 30
(d) 34
(e) 40
Answer:  B

2. If (x – 2)2  = 25 and x < 0, what is the value of x?
(a) -23
(b) -7
(c) -5
(d) -3
(e) -2
Answer:  D



3. In the Venn diagram above, the number in each region indicates how many elements are in that region. How many elements are in the intersection of sets Y and Z?
(a) 3
(b) 7
(c) 10
(d) 16
(e) 25
Answer: C

4. If m = t3  for any positive integer t, and if w = m2 + m, what is w in terms of t?
(a)   t2 + t
(b)  t3
(c)   t3 + t
(d)   t5 + t3
(e)   t6 + t3
Answer: E

5. In the xy-coordinate plane, lines l and q are perpendicular. If line l contains the points (0, 0) and (2, 1), and line q contains the points (2, 1) and (0, t), what is the value of t?
(a) -3
(b) -2
(c) 2
(d) 3
(e) 5
Answer: E

CRITICAL REASONING

Instructions: Each sentence below has one or two blanks, each blank indicating that something has been omitted. Beneath the sentence are five words or sets of word labeled A through E. Choose the word or set of words that, when inserted in the sentence, best fits the meaning of the sentence as a whole.

1. The movie’s plot was ____: once you knew what befell the hero, you could ____ the fate of the villain.
(a) Convincing . . misinterpret
(b) Misleading . . anticipate
(c) Predictable . . foresee
(d) Ironic . . endorse
(e) Spellbinding . . ignore
Answer:  C

2. Scientists wonder what to do with the dead satellites, jettisoned rockets, drifting plant flecks, and other _____ orbiting Earth.
(a) Flotsam   (b)   reconnaissance     (c)   decimation   (d)   raiment    (f)   sustenance
Answer:   A

3. Although aging brings about profound physiological changes, it does not often alter an individual’s _____: an irascible thirty year old will probably still be _____ at seventy.
(a) disposition . . cantankerous
(b) anatomy . . churlish
(c) outlook . . benevolent
(d) personality . . laconic
(e) stature . . robust
Answer:  A

4. The commentator characterized the electorate as ______ because it was unpredictable and given to constantly shifting moods.
(a) Mercurial    (b)  corrosive   (c)  disingenuous  (d)   implacable   (e)  phlegmatic
Answer:  A

5. The biologist’s description of the wolf pack was truly ______, devoid of any emotion or personal prejudice.
(a) Dispassionate    (b)  insubstantial    (c)   esoteric     (d)  capricious    (e)   indignant
Answer:  A


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