1.
A music club is offering unlimited CDs for $6.00 each. There is also a $5.00 shipping cost. If
m
= the number of CDs, which equation can you use to determine how many CDs you can buy with $35.00?
A.
5
m
+ 6 = 35
B.
6
m
+ 5 = 35
C.
5 + 6 = 35
m
D.
6
m
= 35
Hint
2.
Carolyn found a rule for a toothpick sequence to be
t
= 3
n
– 2, where
n
is used to represent the term number and
t
to represent the number of toothpicks. Find an equivalent rule.
A.
t
= 7 + (3
n
– 2)
B.
t
= 7 + 3(
n
– 3)
C.
t
= 6 + (3
n
– 3)
D.
t
= 6 + 3(
n
– 3)
Hint
3.
One group of students created a table of inputs and outputs from the
What's My Rule?
game. Find the corresponding rule.
A.
n
= (
m
– 4) + 4
B.
n
= 4(
m
– 3) + 1
C.
n
= 4
m
– 2
D.
n
= 4(
m
+ 3)
Hint
4.
In a package of candy, there are 3 red candies for every yellow candy. Write a rule for the relationship between the two variables if
r
represents red candies and
y
represents yellow candies.
A.
r
= 3
y
B.
y
= 3
r
C.
r
=
y
+ 3
D.
y
=
r
+ 3
Hint
5.
Rewrite the expression: 7 · (2
n
– 4)
A.
14 ·
n
– 4
B.
7 ·
n
– 28
C.
14 ·
n
– 28
D.
2 middot;
n
– 28
Hint
6.
Find the missing step in the explanation of a
Think of a Number
trick.
A.
2
n
+ 16
B.
2
n
+ 8
C.
2
n
– 16
D.
n
+ 16
Hint