1.
a
|
4 |
b
|
16 |
c
|
6 |
d
|
6 |
e
|
12 |
f
|
8 |
g
|
4 |
h
|
18 |
i
|
32 |
j
|
120 |
k
|
48 |
l
|
576 |
2.
(a) |
v = 20 km/h |
(b) |
A = l00 cm2 |
(c) |
C = 48 cm |
(d) |
V = 42 cm3 |
3. The cost of admission is $64.
4.
x
|
2x
|
x + 2
|
x2
|
2 + 3x
|
1
|
2
|
3
|
1
|
5
|
2
|
4
|
4
|
4
|
8
|
5
|
10
|
7
|
25
|
17
|
8
|
16
|
10
|
64
|
26
|