CHAPTER 16 / PRACTICE TEST I 611
7 7 777 7
Questions 10–12 refer to the following graph.
- For which class was the change in percent par-
ticipation the greatest from 2002 to 2003?
(A) A (B) B (C) C
(D) D (E) E - If class Band class Eeach had 100 students in
2002 and 2003, then, in total, how many more
students participated in the fund-raiser from
class Ethan from class Bover the 2 years?
(A) 10 (B) 20 (C) 30
(D) 40 (E) 60 - In 2002, the same number of students partici-
pated in the fund-raiser from class Cas from
class D.If class Dcontained 120 students in
2002, how many students were there in class C
in 2002?
(A) 90 (B) 100 (C) 120
(D) 140 (E) 160
A
C
B
D
E
0 20 40 60 80 100
0
20
40
80
60
100
PARTICIPATION IN FUND-RAISER
FOR 5 CLASSES
Percent participation in 2002Percent participation in 2003- If x=−1 is a solution of the equation x^2 = 4 x+c
where cis a constant, what is another value
of xthat satisfies the equation?
(A) −5(B)− 2 (C) 1
(D) 2 (E) 5
1, 2, 6, 7, 9- A three-digit integer is to be formed from the
digits listed above. If the first digit must be
odd, either the second or the third digit must
be 2, and no digit may be repeated, how many
such integers are possible?
(A) 6 (B) 9 (C) 18
(D) 24 (E) 30 - If one pound of grain can feed five chickens or
two pigs, then ten pounds of grain can feed 20
chickens and how many pigs?
(A) 8 (B) 10 (C) 12
(D) 24 (E) 40 - Point Cis the center of the circle on the figure
above. The shaded region has an area of 3π
square centimeters. What is the perimeterof
the shaded region in centimeters?
(A) 2π+ 6
(B) 2π+ 9
(C) 2π+ 12
(D) 3π+ 6
(E) 3π+ 12
120 °
C
STOP
If you finish before time is called, you may
check your work on this section only. Do not
turn to any other section of the test.