Sat Math Easy Practice Worksheet With Answer Key Page 3
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17SAT Math Easy Practice Quiz #2
4. The function f is defined by f (x) = 3x + 1. Which of
Algebra and Functions
the following is equal to f (x) + 1 ?
1. If 2x
1 = 6, what is the value of 2x + 1 ?
(A) 3x + 2
(B)
3x + 3
(A)
7
(C) 3x + 4
(B)
8
(D) 4x + 1
(C)
9
(E)
4x + 2
(D) 10
(E)
12
5. If 2x < 9 and 3x > 11, which of the following is a possible
2. Which of the following represents 3 times the sum of x
value of x ?
and 8 ?
(A) 1
(A) 3(x + 8)
(B)
2
(B)
3x + 8
(C) 3
(C) x + 8
(D) 4
(D) x + 24
(E)
5
(E)
24x
6. The cost of a rental car from Garbanzo Auto is a
x
y
one-time payment of $40, plus $80 per day for each
1
5
day that the car is rented. If a car is rented for d days,
which of the following functions f models the total cost
0
6
in dollars to rent the car?
2
2
3
3
(A) f (d) = 40d
(B)
f (d) = 40 + d
5
19
(C) f (d) = 40 + 80d
(D) f (d) = 120 + d
3. Which of the following equations is satisfied by the five
(E)
f (d) = 120 + 40d
pairs of numbers shown in the table above?
(A) y =
2x
6
(B)
y = 2x + 6
2
(C) y = x
6
2
(D) y = x
4
3
(E)
y = x
12
pg. 3
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