Free Printable PRETEST (Week 4)

1.

Which of the following is a quadratic inequality?

a)

$x^{-1}+x>7$

b)

$y^2+x=z$

c)

$p^2+p≤\ 5$

d)

$a+b=c$

2.

Which of the following is NOT a quadratic inequality?

a)

$x^2>2x-5$

b)

$2x^2-x≥7$

c)

$x^2+2x<5$

d)

$2x^{-2}-x\ ≤\ 7$

3.

Which of the following quadratic inequality is in the standard form?

a)

$y^2≥2y+6$

b)

$y^2-2y<6$

c)

$y^2+2y+6>0$

d)

$y(y+2)-6≤0$

4.

Which quadratic inequality is the same as:

x(x+2)>1?

a)

$x^2+2x-1≥0$

b)

$x^2+2x-1>0$

c)

$x^2+2>1$

d)

$2x^2+2x-1>0$

5.

The length of a rectangle is 5 units more than its width(w). If its area is greater than 50 sq. units, which of these represents the given as a quadratic inequality?

a)

$w(w+5)>50$

b)

$w(w+5)≥50$

c)

$w(w+50)<5$

d)

$w(w+50)≤5$

6.

Which of the following is NOT a solution to the interval notation

0≤x≤3?

a)

4

b)

3

c)

2

d)

1

7.

Which interval notation stands for the graph of inequality shown above?

a)

$-3<x<4$

b)

$-3≤x≤4$

c)

$-4<x<3$

d)

$-4≤x≤3$

8.

Which of the following is the graph of

x^2+x-6≤0?

a)

b)

c)

d)

9.

Which graph illustrates the inequality

(x-1)(x+2)>0?

a)

b)

c)

d)

10.

Which inequality is represented by the graph on the number line above?

a)

$x^2+x-12>0$

b)

$x^2+x-12<0$

c)

$x^2+x-12≥0$

d)

$x^2+x-12≤0$

11.

Jessica is printing a tarpaulin for a birthday party banner. The length of the tarpaulin is 3 feet more than its width(w) and its area is at least 40 square feet.

Which inequality represents the problem?

a)

$w(w-3)≥40$

b)

$w(w+3)≥40$

c)

$3(w+3)≥40$

d)

$3(w+40)≥0$

12.

Jessica is printing a tarpaulin for a birthday party banner. The length of the tarpaulin is 3 feet more than its width(w) and its area is at least 40 square feet.

What is the solution set of this problem?

a)

$w≥5$

b)

$w≥6$

c)

$w≤5$

d)

$w≤8$

13.

Jessica is printing a tarpaulin for a birthday party banner. The length of the tarpaulin is 3 feet more than its width(w) and its area is at least 40 square feet.

Which of the following is a possible dimension of the tarpaulin?

a)

$l=10ft.,w=5ft.$

b)

$l=9ft.,w=5ft.$

c)

$l=8ft.,w=5ft.$

d)

$l=7ft.,w=5ft.$

14.

A ball is thrown vertically upward with initial velocity of 96 dm./sec. The distance s (in decimeters) of the ball from the ground after time t seconds is $s(t)=96t-16t^2$ . For what time is the ball more than 128 dm. above the ground?

Which inequality represents the problem above?

a)

$96t-16t^2>128$

b)

$-16t^2+96t<128$

c)

$96t-16t^2≥128$

d)

$-16t^2+96t≤128$

15.

A ball is thrown vertically upward with initial velocity of 96 dm./sec. The distance s (in decimeters) of the ball from the ground after time t seconds is $s(t)=96t-16t^2.$ For what time is the ball more than 128 dm. above the ground?

For what time is the ball more than 128 dm. above the ground?

a)

from 2 - 4 sec.

b)

from 3 - 5 sec.

c)

bet. 3 sec. and 5 sec.

d)

bet. 2 sec. and 4 sec.

PRETEST (Week 4)

Total questions: 15

Worksheet time: 7mins

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