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

Section 31
Practice Test One
63
6. John has y dollars to spend on some new CDs from
Music Plus, an online record store. He can buy any
CDs at the members' price of x dollars each. To be
a member, John has to pay a one-time fee of$19.
Which of the following expressions represents the
number of CDs John can purchase from Music
Plus?
(A) E:'._
19
(B) )::'. + 19
x
(C)
2)::'.-X
19
(D) )::'. -19
x
(E)
19 -x
y
7. Which of the following expressions must be
negative if x < O?
(A) x4 + x2 + 4
(B) x5 - 1
(C) .x6 - l
(D) x6 + x2 + 1
(E) x2 + 10
8. In an airport security line, every 20th person has
his bag searched, and every 10th person is asked
to put her shoes through a special X-ray machine.
Of 100 passengers, what is the probability that a
passenger will be asked to put his shoes through
the X-ray and have his bag searched?
(A)
(B)
(C)
(D)
(E)
1
100
1
so
1
20
1
10
1
5
D o
Rectangle A
Rectangle B
9. The width of rectangle B in the figure above is 30
percent less than that of rectangle A. The length
of rectangle Bis 30 percent greater than that of
rectangle A. The area of rectangle B is
(A) 30 percent greater than that of rectangle A
(B) 9 percent greater than that of rectangle A
(C) equal to that ofrectangle A
(D) 9 percent less than that of rectangle A
(E) 30 percent less than that of rectangle A
-m
1_2o·ẕ55-o n
10. In the figure above, lines m and n are parallel.
What is the value of z?
(A) 65
(B) 115
(C) 125
(D) 145
(E) 170
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