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15. For the following distributionMarks obtained No. of studentsMore than or equal to 0 63More than or equal to 10 58More than or equal to 20 55More than or equal to 30 51More than or equal to 40 48More than or equal to 50 42the frequency of the class 20-30 is(a) 35(b) 4(c) 48(d) 51

Harshit Singh , 3 Years ago
Grade 12th pass
anser 1 Answers
Pawan Prajapati

Last Activity: 3 Years ago

Answer: b

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