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#SAT review for Practice Test 4

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Questions 12

Answers

1
4, 2
180 - 5m
180 + 5m
225 + 5m
5 + 180m
2
Which of the following best describes the relationship btwnn time and est. pop of mosquitoes?
Decreasing Linear
Exponential Decay
Increasing linear
Exponential growth
3
4, 3
8
6
4
16
4
If y for Store C is graphed vs. x (# of days), what does the slope represent?
Total daily rental costs of the tools
Total cost of the project
Total daily cost of the project
Total cost of the materials
5
What proportion of the movies are comedies with a PG13 rating?
9/50
2/25
11/25
2/11
6
4, 4
75
80
50
60
7
Total cost is given by y = M + (W + K)x, for what # of days (x) is B less than or equal to A?
x ≥ 6
x ≤ 6
x ≥ 7.3
x ≤ 7.3
8
4,6
40
48.00
35
24
9
4, 18
2
5
6
4
10
4, 12
f(x) = (x-3)(x-1)^2
f(x) = (x-1)(x+1)(x+3)
f(x) = (x+1)^2 * (x+3)
f(x) = (x-3)(x-1)(x+1)
11
4, 8
The slope of line l is positive
The slop of line l is negative
The slope of line l is zero
The slope of line l is undefined
12
4, 5
0.125
8
21
72