1.
Evaluate
c
+ 5 if
c
= 3.
A.
c
+ 3
B.
3
C.
8
D.
5
Hint
2.
Evaluate
b
3
+ 6 if
b
= 2.
A.
14
B.
512
C.
12
D.
15
Hint
3.
Evaluate 7 × (
a
- 4) if
a
= 9.
A.
35
B.
63
C.
59
D.
28
Hint
4.
Evaluate 5
k
+
if
k
= 3,
m
= 20, and
n
. = 5.
A.
20
B.
19
C.
7
D.
57
Hint
5.
In physics, the number
measures the force of gravity between two objects when
a
and
b
each stand for the mass one of the objects and
d
stands for the distance between them. Find the force of gravity when
a
= 5,
b
= 8, and
d
= 2.
A.
10
B.
40
C.
20
D.
5
Hint