3 years ago

Pie charts for school, please help me

Mathematics

2 answers:

Bas_tet [7]3 years ago

5 0

Bus=12
Walk=90
Bike=?
Car=?
How i helped

Marina CMI [18]3 years ago

3 0

Total degrees of a circle: 360’
Pie chart total: 360’/10=36

So every angle divided by 10 equals the number of pupils:

Bus: 120’/10=12 pupils.
Walk: 90’/10=9 pupils.

360’-(120’-90’)=150’ remaining

150’/2=75’

Car and bike are equal:

75’/2=7.5 pupils for car and bike.

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