Sat math Essentials

P R A C T I C E T E S T 3
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2 2 9

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20.
In a restaurant, the ratio of four-person booths to two-person booths is 3:5. If 154 people can be seated in
the restaurant, how many two-person booths are in the restaurant?
a.
14
b.
21
c.
35
d.
57
e.
70
S e c t i o n 2
1.
If
y
= –
x
3
+ 3
x
– 3, what is the value of
y
when 
x
= –3?
a.
–35
b.
–21
c.
15
d.
18 
e.
33
2.
What is the tenth term of the sequence: 5, 15, 45, 135 . . . ?
a.
5
10
b.
3
5
10
c.
(5 
3)
9
d.
5 
3
9
e.
5 
3
10
3.
Wendy tutors math students after school every day for five days. Each day, she tutors twice as many stu-
dents as she tutored the previous day. If she tutors 
t
students the first day, what is the average (arithmetic
mean) number of students she tutors each day over the course of the week?
a.
t
b.
5
t
c.
6
t
d.
t
5
5
e.
3
5
1
t
4.
A pair of Jump sneakers costs $60 and a pair of Speed sneakers costs $45. For the two pairs of sneakers to
be the same price
a.
the price of a pair of Jump sneakers must decrease by 15%.
b.
the price of a pair of Speed sneakers must increase by 15%.