The following table indicates the number of students studying in three disciplines in five colleges: Disciplines Colleges A B C D E Science 300 350 275 400 275 Commerce 250 400 325 275 250 Economics 400 450 250 300 500 If a pie-chart is drawn representing the number of students in all five colleges, what is the central angle (correct to the nearest whole number) of the sector representing the students of college B?

SSC CGL 11 Jun 2019 Shift 1 Paper

Question : 66 of 100

Marks: +1, -0

The following table indicates the number of students studying in three disciplines in five colleges:

Disciplines	Colleges
Disciplines	A	B	C	D	E
Science	300	350	275	400	275
Commerce	250	400	325	275	250
Economics	400	450	250	300	500

If a pie-chart is drawn representing the number of students in all five colleges, what is the central angle (correct to the nearest whole number) of the sector representing the students of college B?

80°
82°
84°
86°

Validate

Solution:

Total number of students in all five colleges

=5000

Total no. of students in college

\ {B}=1200

\∵

Required central angle

=\ {360°}/{5000} \×1200=86°

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