Multiple Choice
Identify the
choice that best completes the statement or answers the question.
|
|
|
1.
|
Four more than three times a number is 16. Let n represent the number.
Solve for n.
|
|
|
2.
|
Write an equation for this sentence.
40 less than a number is 10.
|
|
|
3.
|
Write an equation for this situation.
Patricia has p posters. She sold
8 and has 18 left.
|
|
|
4.
|
Solve this equation. 
|
|
|
5.
|
Write an equation for this sentence.
Add 6 to a number divided by 3 and the
answer is 16.
|
|
|
6.
|
Solve this equation. 
|
|
|
7.
|
Solve this equation. 
|
|
|
8.
|
Evaluate. 2(5 + 8)
|
|
|
9.
|
Expand.  a. | 4x + 7 | b. | 4x + 28 | c. | 4 + x + 7 | d. | 28x |
|
|
|
10.
|
Expand. 
|
|
|
11.
|
Solve this equation:  a. |  | b. |  | c. | 7 | d. | 10 |
|
|
|
12.
|
Complete this table of values for the relation  . 
|
|
|
13.
|
Make a table of values for the relation  for x = 1, 2, 3,
and 4.
|
|
|
14.
|
Complete this table of values for the linear relation  
|
|
|
15.
|
Which relations have graphs that are lines going up to the right? a. | ii and iv | b. | i and iii | c. | ii | d. | i, ii, and
iv |
|
Short Answer
|
|
|
16.
|
A set of balance scales has an unknown mass and a mass of 4 g in its left
pan.
The scales are balanced by adding a mass of 21 g to the right pan.
Find the unknown
mass.
|
|
|
17.
|
Solve this equation. 
|
|
|
18.
|
Jacqui has $56 in her savings account. She saves $25 each week.
How long
will it take before she has $406 in her account?
Write an equation, then solve the problem.
|
|
|
19.
|
Solve this equation. 
|
|
|
20.
|
Which value, 4, 6, or 8, is the correct solution to the equation  ?
Explain.
|
|
|
21.
|
Write an equation for this sentence, then solve the equation.
When 7 is
subtracted from a number divided by 3, the result is 14.
|
|
|
22.
|
Write an equation for this sentence, then solve the equation.
When a number
divided by 7 is subtracted from 2, the result is 0.
|
|
|
23.
|
Expand. 
|
|
|
24.
|
Ms. Jones pays for 4 teens to go to a local theatre and supplies each with a
snack. The admission cost for a teen is $11 and a snack costs $9. a) Write 2 different expressions to find the
total cost of the outing.
b) How much does Ms. Jones have to
pay?
|
|
|
25.
|
Solve this equation: 
|
|
|
26.
|
The perimeter of a rectangle is 46 cm. The rectangle has length 13 cm.
Write
an equation to find the width, w, that involves the distributive property.
Solve the
equation.
|
|
|
27.
|
Make a table of values for the relation  for x = 1, 2, 3, 4,
and 5.
|
|
|
28.
|
Make a table of values for the relation  for x = 0, 1, 2, 3,
and 4.
|
|
|
29.
|
This graph shows the linear relation  . Describe the relationship between
the variables x and y. 
|
|
|
30.
|
The graph shows the linear relation  . Describe the relationship between
the variables x and y. 
|
Problem
|
|
|
31.
|
If a star has a value of 26, what is the value of the happy face? What
can you say about the value of the diamond shape?
|
|
|
32.
|
The term value of a pattern is  , where n is the term
number. a) Write the first 4 terms of
the pattern.
b) Find the term number for the term value
–64.
Show your work.
|
|
|
33.
|
Solve this equation.  
|
|
|
34.
|
Solve this equation.  Show your work.
|
|
|
35.
|
Expand.  Show your work.
|
|
|
36.
|
Solve this equation:  Show your work.
|
|
|
37.
|
The length of each side of an equilateral triangle is increased by 5 cm. The
perimeter of the new triangle is 72 cm. What was the side length of the original triangle? a) Write an equation that can be solved using
the distributive property.
b) Solve the equation and verify the
solution.
|
|
|
38.
|
Marie has $1140 in the bank. She withdraws $95 every month. An equation for
this relation is  . a) What does c
represent?
a) How much money will Marie have in her account
after 8 months?
b) How long will it take Marie to withdraw all the
money in her account?
Show your work.
|
|
|
39.
|
A box contains 8 candies. The candies have to be shared between Cam and Kathy.
Let c represent the number of candies Cam gets and k represent the number that
Kathy gets. An equation for this relation is  . a) Create a table of values for the
relation.
b) Graph the relation.
c)
Which ordered pair suggests the fairest way to share the candies?
|
|
|
40.
|
Patricia makes and sells cards. The cost of producing a set of cards is $210
and each card sells for $11. If s represents the number of cards sold and p
represents Patricia’s profit in dollars, an equation for this relation is  . a) Make a table of values for s = 0, 5,
10, 15, 20, and 25.
b) What does a negative value of p
mean?
c) What is Patricia’s profit if she sells 50 of the set
of cards?
|