1.
Using
n
to represent the number of blocks in each bag, write an algebraic expression for the total number of blocks.
A.
4
n
+ 3
B.
3
n
+ 4
C.
3
n
+ 3
D.
4
n
+ 4
Hint
2.
The following explanation of a rule is for a toothpick sequence. Find the correct rule if
n
is used to represent the term number and
t
to represent the number of toothpicks.
A.
t
= 2
n
+ (
n
– 1)
B.
t
= 2 + (
n
– 1)
C.
t
= 2
n
– 1
D.
t
= 1 + 2
n
Hint
3.
Jaime found a rule for this dot sequence to be
d
= 3 + 2(
n
– 1), where
n
is used to represent the term number and
d
to represent the number of dots. Find an equivalent rule.
A.
d
= 1 – 2
n
B.
d
= 3 – 2(
n
– 1)
C.
d
= 3 – (2
n
+ 1)
D.
d
= 2
n
+ 1
Hint
4.
One group of students created a table of inputs and outputs from the
What's My Rule?
game. Find the corresponding rule.
A.
n
= 4(
m
+ 3)
B.
n
= 4(
m
– 3) + 1
C.
n
= 4
m
– 2
D.
n
= (
m
– 4) + 4
Hint
5.
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
=
r
+ 3
C.
y
= 3
r
D.
r
=
y
+ 3
Hint