1. Sunken Math Arnold & Muncy
Copyright © 2002 Glenna R. Shaw and FTC Publishing
All Rights Reserved

2. >
<
Level One
Level One

3. Write an equation of the line that passes through the given points.
(–4, –21), (1, –1)
A y = 3x – 4
B. y = 3x – 5
C. y = 4x – 5
D. y = 4x – 4
$200

4. Write an equation for the linear
function f with the given values.
f(–4) = –2, f(2) = 7
A. f(x)= 4x + 5 3
B. f(x)= 3 x + 4 2
C. f(x)= 3x + 5
D. f(x)= 2 x + 4 3
$400 3 2 3 2

5. Write an equation of the line that passes through the given
point and has slope m.
(5, – 4); m =1/3
A. y = 2x – 14
B. y= 3x – 17 3
C. y= 1x – 17
D. y= 1x – 4 3
$600

6. Write an equation that gives the cost
(in dollars) as a function of the weight
of an airmail letter (in ounces)
weight 2 3 4 8
cost
.85
1.10
1.35
2.35
A. y – 0.85 = 0.25(x – 2)
B. y – 0.25 = 0.85(x – 2)
C. y – 0.85 = 0.25x
D. y – 0.25 = 0.85
$800

7. following lines, if any, are
Determine which of the
following lines, if any, are
Parallel.
A. Line a and c
B. none
C. Line a and b
D. line b and c
$1000

8. >
<
Level Two
Level Two

9. Write an equation in standard form of the line that passes
through the given points.
(–5, 6), (2, –3)
A. 3x + 6y = –9
B. -3x + 7y = –3
C. 9x + 7y = –3
D. 8x + 7y = –9
$2000

10. following lines, if any, are
Determine which of the
following lines, if any, are
perpendicular.
Lines a & b and
Lines b & c
B. Lines a & b and
Lines a & c
C. none
D. Lines b & c and
Lines a & c
$4000

11. Find the zero of the function.
f(x) = 1.2x + 10 A
B /3 C D
$6000

12. Write a linear equation to model the
situation. You have walked 4 miles on
a trail. You continue to walk at a rate
of 3 miles per hour for h hours.
A. h = 4 + 3d
B d = 3 +4h
C. h= d
D d = 4 + 3h
$8000

13. Write the equation when the slope is –3; and the y-intercept is 5.
A. y= -3x – 5
B. y= -3x + 5
C. y= -5x – 3
D. y= 3x – 5
$10000

14. >
<
Level Three
Level Three

15. Write an equation of the line shown
in the graph.
A. y=3/4 x + 3
B. y=4/3 x – 4
C. y=3x – 4
D. y=4x + 3
$20000

16. Write an equation of the line that is
Parallel to the given line and passes
through the given point.
y= -3x +2, (2, 3)
A. y=-3x + 9
B. y=3x + 3
C. y=-3x + 3
D. y=3x + 9
$40000

17. Write an equation in slope-intercept
form of the line that passes through
the points.
(-5, 3) (4, -5)
A. -8/9 x – 13/9
B /9 x – 13/9
C. 9/8x – 13/9
D. -9/8 x – 13/9
$60000

18. (-5, 4) Write the equations in standard form of
the horizontal and vertical lines that pass
through the point.
(-5, 4)
A. x= 0, y= 4
B. x= -5, y=0
C. x= -5, y=4
D. x= 5, y=-4
$80000

19. Write an equation in point-slope form
of the line that passes through the
given points.
(6, -3), (-1, 9)
y – 6 = -12/7 (x – 1 ) or
y – 3 = -12/7 (x – 6)
B. y – 9 = -12/7 (x +1) or
y + 3 = -12/7 (x – 6)
C. y – 3 = -12/7 (x +1) or
y + 9 = -12/7 (x – 6)
D. y+1 = -12/7 (x +1) or
y + 3 = -12/7 (x + 6)
$100000

20. >
<
Level Four
Level Four

21. Write an equation of a line that is perpendicular to y=-3x + 5 and
passes through
(4, 3)
A. y = 4/3 x +5/3
B. y = -1/3 x +5/3
C. y = 1/3 x +5/3
D. y = -4/3 x +5/3
$200000

22. Use the graph to write an
equation in
standard form
A. 3x + y = -7
B. 3x -4y = -7
C. 4x + 3 = -5
D. 3x + y = 5
$600000

23. Determine whether the figure is a right triangle. ( 2pts)
C. yes
D. No
$800000

24. Why is the figure not a right triangle?
A. Slopes are 4/3
and 3/4
B. Slopes are -4/3
and 5/6
C. Slopes are 4/3
and 6/5
D. Slopes are 3/ 4
and -5/6 $

25. You’ve recovered the sunken millions.
Congratulations!
You’ve recovered the sunken millions.