1.
Name the sets of numbers to which the value of -16 ÷ 50 belongs.
A.
reals (R), rationals (Q), integers (Z)
B.
reals (R), rationals (Q)
C.
reals (R), rationals (Q), integers (Z), whole numbers (W)
D.
reals (R), irrationals (I)
Hint
2.
The values in the graph below are _______
A.
rational numbers.
B.
irrational numbers.
C.
integers.
D.
natural numbers.
Hint
3.
Name the property illustrated by (3
c
· 6)2 = 3
c
(6 · 2).
A.
associative property of addition
B.
commutative property of multiplication
C.
associative property of multiplication
D.
commutative property of addition
Hint
4.
Simplify 3(2
a
+
b
) + 6(
a
- 2
b
).
A.
12
a
+ 15
b
B.
12
a
+ 9
b
C.
12
a
- 9
b
D.
12
a
+
b
Hint
5.
The table shows the class quiz scores for a 10-point quiz. What was the class average?
A.
8.75
B.
6.4
C.
8
D.
9.25
Hint