Math, asked by letgirlsshine9345, 1 month ago

pleaae solve ques no. 10

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Answered by babluuramesg81423

1

Step-by-step explanation:

0-20 = 3+0 = 03 cumulative frequency 3/28×100=11%
20-40 = 8+4 = 11 cumulative frequency 8/28×100=29%
40-60 = 12+11 = 23 cumulative frequency 12/28×100=43%
60-80 = 5+23 =28 cumulative frequency 28/28×100=100%

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