Chapter 14 Practice Test 4 With Answers - Mcgraw-Hill'S Psat/nmsqt Page 14
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45486
M
GRAW-HILL’S PSAT/NMSQT
C
B
B
Nguyen drives to an NFL football game a dis-
If a and b are positive integers and
18
20
(aþb)
3c
tance of d miles in t hours and arrives 1 hour
5
¼ 5
, which of the following is equal
9c
late. At what average speed, in miles per
to 5
?
Æ
hour, should he have driven in order to
3aþb
(A) 5
z
have arrived on time?
2
aþb
(B) 15
3aþ3b
(A) t À 1
(C) 25
aþb
(D) 125
t À 1
3aþ3b
(E) 125
(B)
d
d
(C)
t À 1
d
(D)
À 3
t
t
(E)
d À 1
B
19
B
o
o
45
30
A
D
C
Note: Figure not drawn to scale.
In the figure above, if AD ¼ DB, what is the
area of triangle ABC?
ffiffiffi
p
(A) 8 þ 8
3
ffiffiffi
p
(B) 4 þ 4
3
(C) 48
ffiffiffi
p
(D) 4 þ 4
2
ffiffiffi
p
(E) 8 þ 8
2
You may check your work, on this
STOP
section only, until time is called.
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