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Math 9 LG 14 Practice Test #2



Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

In a table of values for a pattern, P = 12 when n = 3. Determine the equation that might represent the pattern.
a.
mc001-1.jpg
b.
mc001-2.jpg
c.
mc001-3.jpg
d.
mc001-4.jpg
 

 2. 

The pattern in this table continues. Determine the expression that relates the number of triangles to the figure number.

Figure, f
1
2
3
4
5
Number of Triangles, t
2
4
6
8
10
a.
2f
b.
2 + t
c.
2t
d.
2 + f
 

 3. 

The cost to rent a piece of equipment is $24, plus $8.27 per hour.
Calculate the cost of renting the equipment for 6 h.
a.
$1190.88
b.
$73.62
c.
$193.62
d.
$38.27
 

 4. 

Complete the table of values.

      mc004-1.jpg
mc004-2.jpg
a.

mc004-3.jpg
c.

mc004-5.jpg
b.

mc004-4.jpg
d.

mc004-6.jpg
 

 5. 

Which points lie on the graph represented by the equation mc005-1.jpg?
P(1, 9), Q(2, 18), R(2, 4), S(0, 9)
a.
P and Q
b.
Q and R
c.
R and S
d.
P and R
 

 6. 

Which line is the graph of y = 2?
mc006-1.jpg
a.
Line S
b.
Line P
c.
Line Q
d.
Line R
 

 7. 

Which equation describes a horizontal line?
i)      mc007-1.jpg
ii)      mc007-2.jpg
iii)      mc007-3.jpg
iv)      mc007-4.jpg
a.
iv
b.
ii
c.
i
d.
iii
 

 8. 

Which equations describe oblique lines?
i)      mc008-1.jpg
ii)      mc008-2.jpg
iii)      mc008-3.jpg
iv)      mc008-4.jpg
a.
iii and iv
b.
ii and iv
c.
i and iii
d.
i and iv
 

 9. 

Which graph on this grid has the equation mc009-1.jpg?
mc009-2.jpg
a.
Graph Q
b.
Graph P
c.
Graph S
d.
Graph R
 

 10. 

This graph represents a linear relation.
Determine the value of x when y = –2.
mc010-1.jpg
a.
–1
b.
–0.5
c.
0.5
d.
–1.5
 

Short Answer
 

 11. 

Shirley has $540 in her bank account. She withdraws $35 each week to cover her expenses.
a)      Write an equation that relates the amount of money in her account, A dollars, after n weeks.
b)      Determine the amount of money in Shirley’s account after 8 weeks.
 

 12. 

The first term value, f,  in a pattern is 25. As the term number increases by 1, the term value increases by 4.
a)      Create a table of values for the pattern.
b)      Write an expression for the term value in terms of the term number, n.
 

 13. 

Which equations represent a linear relation?
i)      sa013-1.jpg
ii)      sa013-2.jpg
iii)      sa013-3.jpg
iv)      sa013-4.jpg
 

 14. 

This is a partially completed table of values for a linear relation.
a)      Determine the missing values of y.

x
2
3
4
5
6
y
  
19
22
 

b)      Write an equation that represents the linear relation.
 

 15. 

This graph represents a linear relation.
a)      Estimate the value of y when x = –3.
b)      Estimate the value of x when y = –1.5.
sa015-1.jpg
 

Problem
 

 16. 

This pattern of squares continues.
pr016-1.jpg
a)      Which equation relates the number of squares, s, to the figure number, n?
      i)      pr016-2.jpg
      ii)      pr016-3.jpg
      iii)      pr016-4.jpg
b)      Determine the number of squares in figure 35.
 

 17. 

a)       Create a table of values for the relation pr017-1.jpg, then graph the relation.
      Use 0, 2, 4, 6, 8, 10 as values of x.

x
0
2
4
6
8
10
y
      

pr017-2.jpg
b)       Is the relation linear? How do you know?
c)      What is the value of y when x = 33?
 

 18. 

Amir went to a pie-tasting festival. The festival charges an admission fee of $3.00, plus $2.00 for every slice of pie you eat.
a)      Write an equation that relates the total cost, C dollars, to the number of slices of pie you eat, r.
b)      Graph the equation. Which variable will you plot on the horizontal axis? Explain your reasoning.
pr018-1.jpg
c)      Will you join the points on the graph? Explain.
d)      If Amir spent $17.00, how many slices of pie did he eat?
 

 19. 

a)      Graph the following lines on the same grid. What shape do they form?
      i)      pr019-1.jpg
      ii)      pr019-2.jpg
      iii)      pr019-3.jpg
      iv)      pr019-4.jpg

pr019-5.jpg

b)      When Joan graphed the lines she made a mistake. Instead of graphing pr019-6.jpg and pr019-7.jpg, she graphed pr019-8.jpg and pr019-9.jpg.
      What did Joan’s graph look like?
     
pr019-10.jpg
 

 20. 

Two points on the graph below have coordinates A(2,–3) and B(–4,0).
Which equation matches the graph? Show your work.
i)      pr020-1.jpg
ii)      pr020-2.jpg
iii)      pr020-3.jpg
pr020-4.jpg
 



 
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