1.
Evaluate
m
- 3.5 if
m
= -2.1.
A.
-1.4
B.
-5.6
C.
1.4
D.
5.6
Hint
2.
Write an algebraic expression for one-half of a number
x
subtracted from fifty.
A.
50 - 2
x
B.
2
x
- 50
C.
D.
Hint
3.
Evaluate 4
a
+ 2
b
–
c
, if
a
= 3,
b
= 2 and
c
= 5.
A.
17
B.
6
C.
35
D.
11
Hint
4.
What expression describes the total bill,
b
, divided equally by 4 people?
A.
b
– 4
B.
C.
4
b
D.
b
+ 4
Hint
5.
Evaluate 2
a
–
b
÷ 2 +
c
if
a
= 3,
b
= 6 and
c
= 5.
A.
5
B.
8
C.
10
D.
–9
Hint