1. 

Angles would be:

M
Tu
W
Th
F
Sa
Su
18
27
36
54
72
108
45

2.a.

Cloudy
5 pictures Each picture should represent 2 days
Rainy
2 pictures
Sunny and Dry
4 pictures
Showers
3 pictures
Windy
1 pictures

b.

Angles would be:

Cloudy
Rainy
Sunny/dry
Showers
Windy
120
48
96
72
24

 

c.

3. a. Whangarei

b. 650 km

c. Wellington

d. Auckland

e. Whangarei

4.a.

Chocolate
6 pictures Each picture could represent 2 students
Caramel
4 pictures
Hokey pokey
2 pictures
Strawberry
3 pictures

b.

c. 

Chocolate
Caramel
Hokey Pokey
Strawberry
144
96
48
72

 

5. Black 50, red 40, blond 40 and brown 70