NEW SAT MATH PRACTICE TEST
Algebra and Functions-section
mathtestpractice.com
1) Which of the following expressions is equal to 64
(
2
3
)
?
A. 2(4)
B. 4
(
4
3
)
C. 8(3)
D. 8(2)
2) If 𝑥 ≠ 1, Which of the following is equivalent to
(x+1)
1
(x−1)
+1
?
A.
(1−x2)
(x−1)
B.
(x2−1)
x
C. (x2
− 1)
D. (1 + 𝑥)2
3) If 2𝑥 − 𝑦 = 2, what is the value of
16 𝑥
4 𝑦 ?
A. 4
B. 8
C. 16
D. 32
4) If |2−𝑥| = 4, what is the value of 𝑥 ?
A. 2
B. -2
C. 1
D. Does not exist
5) The growth of a certain bacteria in a lab is modeled by the function 𝑁𝑡 = 𝑁0 × 2 𝑡
,
Where 𝑁0 represents the initial count of bacteria and 𝑁𝑡 represents the count of
bacteria after 𝑡 days. After how many days will the bacteria in the lab increase by
300%?
A. 3
B. 2
C. 4
D. 5
6) In a geotechnical survey, the soil pressure 𝑃, at a depth 𝑑 meters from the
surface of earth is calculated by the equation 𝑃 = 3 + 𝑘(𝑑 − 1), where 𝑘 is a
constant. If the pressure at depth 2 meters is 7, what is the pressure at depth of 4
meters?
A. 9
B. 14
C. 15
D. 10
Answers and Solutions
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New SAT Math practice test-algebra and functions

  • 1.
    NEW SAT MATHPRACTICE TEST Algebra and Functions-section mathtestpractice.com 1) Which of the following expressions is equal to 64 ( 2 3 ) ? A. 2(4) B. 4 ( 4 3 ) C. 8(3) D. 8(2) 2) If 𝑥 ≠ 1, Which of the following is equivalent to (x+1) 1 (x−1) +1 ? A. (1−x2) (x−1) B. (x2−1) x C. (x2 − 1) D. (1 + 𝑥)2 3) If 2𝑥 − 𝑦 = 2, what is the value of 16 𝑥 4 𝑦 ? A. 4 B. 8 C. 16 D. 32 4) If |2−𝑥| = 4, what is the value of 𝑥 ? A. 2 B. -2 C. 1 D. Does not exist 5) The growth of a certain bacteria in a lab is modeled by the function 𝑁𝑡 = 𝑁0 × 2 𝑡 , Where 𝑁0 represents the initial count of bacteria and 𝑁𝑡 represents the count of bacteria after 𝑡 days. After how many days will the bacteria in the lab increase by 300%? A. 3 B. 2 C. 4 D. 5 6) In a geotechnical survey, the soil pressure 𝑃, at a depth 𝑑 meters from the surface of earth is calculated by the equation 𝑃 = 3 + 𝑘(𝑑 − 1), where 𝑘 is a constant. If the pressure at depth 2 meters is 7, what is the pressure at depth of 4 meters? A. 9 B. 14 C. 15 D. 10
  • 2.
    Answers and Solutions Formore math practice tests for New SAT Math, visit mathtestpractice.com