solve this plz it's emergency
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NO. OF CLASS TALLY MARKS FREQUE.
0-10. IIIII. 5
10-20. same ^. 25
20-30. -----------. ?
30-40. 18(I) 18
40-50. IIIIIII. 7
add the alll FREQUENCY in the table and your answer is=55
NO. OF CLASS TALLY MARKS FREQUE.
0-10. IIIII. 5
10-20. same ^. 25
20-30. -----------. ?
30-40. 18(I) 18
40-50. IIIIIII. 7
add the alll FREQUENCY in the table and your answer is=55
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