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 26 +
a
if
a
= 8.
A.
30
B.
38
C.
34
D.
18
Hint
3.
Your parents tell you that they will give you a weekly allowance of $2 every time you do the dishes, $5 every time you sweep the floor, and $3 every time you pull weeds. How much money will you get if you do the dishes three times, sweep the floor once, and pull weeds twice in a week?
A.
$10
B.
$17
C.
$23
D.
$60
Hint
4.
Write the prime factorization of 84 using exponents.
A.
2
2
× 3 × 7
B.
2
3
× 3 × 7
C.
2
2
× 21
D.
2
2
× 3
3
× 7
Hint
5.
Which expression shows the prime factorization of 96 using exponents?
A.
2
4
× 3
B.
2
4
× 6
C.
5
2
× 3
D.
2
5
× 3
Hint