1.
Evaluate
if
a
= 5,
b
= 6 and
c
= 3.
A.
3
B.
10
C.
30
D.
Hint
2.
Evaluate
if
a
= 9,
b
= 6 and
c
= 3.
A.
5
B.
11
C.
9
D.
15
Hint
3.
The equation
where
d
represents the distance in miles
and
t
is the number of seconds between seeing lightening and
hearing thunder, tells how far away a thunderstorm is.
How far is it to a thunderstorm if you count 15 seconds between
seeing the lightening and hearing the thunder?
A.
3 miles
B.
10 miles
C.
15 miles
D.
1 mile
Hint
4.
Evaluate
a
b
+ 8 if
a
= 4 and
b
= 7
A.
55
B.
28
C.
60
D.
36
Hint
5.
Evaluate
x
+ 5
y
if
x
= 12 and
y
= 9.
A.
57
B.
47
C.
153
D.
71
Hint