Math Level 7 Placement Exam - Keystone National Middle School Page 8

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41) Find
the circumference of the circle
42) Find the area of this trapezoid
below
1
Hint: Circumference = π × diameter
2 h(b
Hint: Area =
+ b
)
1
2
 
 
a) 12.2 km
2
a) 50 ft
b) 37.7 km
2
c) 42.1 km
b) 108 ft
2
c) 135 ft
d) 113.7 km
2
d) 162 ft
43) You attempt 16 free throws in a
44) What is the estimated cost of 600 gallons
basketball game. Your results are shown
of water?
b
elow.
0 = miss 1 = make
0 0 1 1 1 0 1 0
0 1 0 1 1 0 0 1
What is the experimental probability of
m
aking a free throw?
1
a)
4
1
b)
 
2
a) $10
2
b) $15
c)
3
c) $20
3
d) $25
d)
4
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