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0-10. 8
11-20. 12
21-30. 25.
31-40. 13.
41-50. 12.
so answer should be 21-30.
11-20. 12
21-30. 25.
31-40. 13.
41-50. 12.
so answer should be 21-30.
0wais:
What? I've given the data you just changed the data
then what do u want ???? answer isn't correct ???
how do you do it step by step please
its simple....... if 5 student get marks below 10 ... and 6 student get marks between 11 to 20 then below 20 will be 5+6 =11...
same thing is given in this question.just subtract the data.
i have done right... so plzz mark this answer its correct one
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