1.
The formula F =
C + 32 is used to convert the temperature in degrees
Celsius to degrees Fahrenheit. If the temperature outside is 18° Celsius,
what is the temperature in degrees Fahrenheit?
A.
13.6° F
B.
42.0° F
C.
38.8° F
D.
64.4° F
Hint
2.
George and a group of his friends are going to a baseball game. Tickets cost $12 apiece and a program costs $5. If George and his friends go to the game and only George buys a program, write an expression for the total amount that George and his friends spent at the game. Use
t
for the number of tickets bought.
A.
5
t
+ 12
B.
12(
t
+ 5)
C.
5(
t
+ 12)
D.
12
t
+ 5
Hint
3.
George and a group of his friends are going to a baseball game. Tickets cost $12 apiece and a program costs $5. If George goes with 5 friends, write an expression for the total amount that George and his friends spent at the game. Use
p
for the number of programs bought.
A.
12
p
+ 5
B.
12
p
+ 72
C.
5
p
+ 12
D.
5
p
+ 72
Hint
4.
A CD rotates in a CD player at about 350 revolutions per minute. How many revolutions would the CD have made after
h
hours?
A.
21,000
h
B.
C.
350
h
D.
Hint
5.
Find an explanation for the expression 5
a
+ 3.
A.
If
a
is the price of an anchovy pizza in dollars, 5
a
+ 3 is the total cost of 5 anchovy pizzas with a delivery fee of $3.
B.
If
a
is the price of an anchovy pizza in dollars, 5
a
+ 3 is the total cost of 3 anchovy pizzas with a delivery fee of $5.
C.
If
a
is the price of an anchovy pizza in dollars, 5
a
+ 3 is the price of 8 anchovy pizzas.
D.
If
a
is the price of an anchovy pizza in dollars, 5
a
+ 3 is the total cost of 5 anchovy pizzas with a delivery fee of $8.
Hint