1.
There are 12 inches in every foot. Using
i
for the number of inches, write a rule that tells how many inches are in
f
feet.
A.
12 =
i
+
f
B.
i
= 12
f
C.
f
= 12 +
f
D.
f
= 12
i
Hint
2.
There are 12 inches in every foot. Develop a table comparing the values of the number of inches i in every foot f for the first 5 feet.
A.
B.
C.
D.
Hint
3.
Tamika earns $9 per hour working at the library. In one week, she earned $261. How many hours did Tamika work in that week?
A.
252 hours
B.
20 hours
C.
2,349 hours
D.
29 hours
Hint
4.
Tamika earns $9 per hour and Jon earns $6.50 per hour at their respective jobs. The graph below shows their pay. In what ways are the graphs the same?
A.
all answers are correct
B.
The largest amount they both can earn is $100.
C.
They both earn at least $50 after 8 hours worked.
D.
Both graphs have the same slope.
Hint
5.
Find the relationship that is not proportional.
A.
p
= 4
s
, where
p
is the perimeter of a square and
s
is the length of one side of the square.
B.
A
=
r
2
, where
A
is the area of a circle and
r
is the radius of the circle.
C.
S
= 180
n
– 360, where
S
is the sum of the interior angles in a polygon and
n
is the number of sides of the polygon.
D.
m
= 10
c
, where
m
is the number of millimeters and c is the number of centimeters.
Hint