Fewpal
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The following table shows marks obtained by 40 students in a Mathematics quiz competition

Monthly IncomeNumber of Workers
0 - 203
20 - 406
40 - 6012
60 - 8014
80 - 1005

Answer the following questions : 

(i) Number of students who obtained marks in the groups 40 – 60. 

(ii) This marks group having maximum number of students ? 

(iii) Number of students who obtained more than 60 marks.

1 Answer

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(i) 12 students obtained marks in the group 40 – 60. 

(ii) 60 – 80 marks group have maximum number (14) of students. 

(iii) Number of students obtained more than 60 marks = 14 + 5 = 19.

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