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Subject :IMO    Class : Class 7

Children were asked about their favourite juice. The results of the survey are shown in the bar graph and also in the pie chart, drawn to scale. The size of the angle in the shaded sector is

A 45°
D 75°

how this answer come

Ans 1:

Class : Class 7
first add all number of children who like different types of juices 6+5+1+3=15 ,now divide360/15=24 ,then the angle of the shaded part is for orange juice so three children like orange juice and the angle formed is24*3=72,therefore angle of the shaded position is 72 degree,third option is correct

Ans 2:

Class : Class 10

Ans 3:

Class : Class 8

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