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
i
D.
f
= 12 +
f
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. Develop a rule for the pay
p
received and the number of hours worked
h
.
A.
B.
p
= 9
h
C.
D.
h
= 9
p
Hint
4.
Nina earns $12 per hour as a sales clerk at the mall. If you added a line to the graph below to show Nina's pay, how would it compare to the other two graphs showing Tamika's and Jon's pay?
A.
The line would be between Tamika's and Jon's lines.
B.
The line would be steeper.
C.
The line would not appear on the graph because Nina makes so much more than Tamika and Jon.
D.
The line would be nearly horizontal.
Hint
5.
Find the proportional relationship.
A.
A phone company that charges $0.10 per minute on all calls.
B.
A phone company that charges a flat monthly fee of $29.95 for unlimited calls day or night.
C.
A phone company that charges a monthly fee of $3.95 and $0.05 per minute on all calls.
D.
A phone company that charges a monthly fee of $4.95, $0.01 per minute between the hours of 7:00 P.M. and 7:00 A.M., and $0.10 for all other calls.
Hint