Question

Choose of food a group of people Nort India-30 south India-40Chinese-20other-25Total 120
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Answer 1

Step-by-step explanation:

Proportion of Blue =

36

18

=

2

1

Central angle for Blue =

2

1

×360=180

Proportion of Green =

36

9

=

4

1

Central angle for Green =

4

1

×360=90

Proportion of Red =

36

6

=

6

1

Central angle for Red =

6

1

×360=60

Proportion of Yellow =

36

3

=

12

1

Central angle for Yellow =

12

1

×360=30