TS ICET 26 May 2023 Shift 2 Solved Paper

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Question : 145 of 200
 
Marks: +1, -0
If the total frequency is 685 and the median is 42.6 , then f1=
 Class   10−20  20−30  30−40  40−50  50−60  60−70  70−80
 frequency  180  f1  34  180  136 f2  50
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