LEAP 2025 Algebra I Chapter 8

DOK: 2
1 pt

1.

Consider the following equations: *f (x)* = 6x + 2 and *f (x)* = 3x + 2 Which of the following statements is true concerning the graphs of these equations?

A

The lines are collinear.

B

The lines intersect at exactly one point.

C

The lines are parallel to each other.

D

The graphs of the lines intersect at the point (2, 2).

DOK: 2
1 pt

4.

Two lines are shown on the grid. One line passes through the origin and the other passes through (-1, -1) with a *y*-intercept of 2. Which pair of equations below the grid identifies these lines?

A

$y=\frac{1}{4}x$ and $y=\frac{1}{3}x+2$

B

$x-2y=6$ and $4x+y=4$

C

$y=4x$ and $y=\frac{1}{3}x$

D

$y=3x+2$ and $y=-4x$

DOK: 3
1 pt

7.

The admission fee at the fair is $1.50 for children and $4 for adults. On a certain day, 2,200 people enter the fair and $5,050 is collected. How many children attended? How many adults attended?

A

children = 750, adults = 1,000

B

children = 1,000, adults = 700

C

children = 1,300, adults = 750

D

children = 1,500, adults = 700

DOK: 3
1 pt

8.

Two numbers have a sum of 210 and a difference of 30. What are the two numbers?

A

140 and 170

B

170 and 40

C

150 and 60

D

120 and 90