Study the following bar-diagram carefully and answer the questions given below it. Number of students attending Maths and Science classes in four different schools

Question 120

What is the respective ratio between the total number of students of Maths and Science taking all the schools together ?


Total no. of students taking maths in all schools together = 80+60+120+100 = 360

Total no. of students taking science in all schools together = 140+80+100+120 = 440

Required ratio = 360/440 = 9:11

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