1.
Identify the algebraic expression that does not represent the multiplication of 14 and the variable z.
A.
14 ×
z
B.
14
·
z
C.
14 +
z
D.
14
z
Hint
2.
Evaluate 6 · 7 – 2
p
if
p
= 5.
A.
150
B.
420
C.
200
D.
32
Hint
3.
The cost of admission to a science museum is 12
a
+ 5
c
, where
a
represents the number of adults and
c
represents the number of children. How much would it cost for 2 adults and 3 children to go to the museum?
A.
$22
B.
$27
C.
$46
D.
$39
Hint
4.
Evaluate 2
xy
+ 9 if
x
= 3 and
y
= 2.
A.
66
B.
21
C.
15
D.
12
Hint
5.
Evaluate 2 + 15 ÷
c
– 4 if
c
= 3.
A.
13
B.
-13
C.
2
D.
3
Hint