Instructions

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 116

What is the average number of students who attend the Maths . classes taking all
the schools together ?

Solution

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

Required Average = 360/4 = 90

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