Question

in class test , 6 students got grade A , 15 got grade B , 12 got grade C , and remaining 3 got grade D . draw a pie chart displaying the performance of the students
plz answer fast and correct ​

Answer 1

Answer:

The number of students who scored grade C is twice of the number who scored in grade B.⇒  53​ of the students scored grades B and C.∴  Number of students scored in grade C=52​⇒  The angle of the sector which represents grade C=52​×360o=144o