1.
Solve (-2)(5) =
r
.
A.
-10
B.
-3
C.
7
D.
10
Hint
2.
Solve
a
= (-1)(-4)(-3).
A.
12
B.
-12
C.
-8
D.
13
Hint
3.
Solve
z
= -48 ÷ 6.
A.
-54
B.
-8
C.
-42
D.
8
Hint
4.
Evaluate -4
p
–
r
if
p
= -6 and
r
= 3.
A.
-27
B.
27
C.
21
D.
-21
Hint
5.
The temperatures in five Minnesota cities are -7°F, -3°F, 5°F, -4°F, and -6°F. Find the mean (average) temperature of the cities.
A.
-2°F
B.
-3°F
C.
1°F
D.
-4°F
Hint