There are 60 students in a class 10percent got above 90 markx and 15 percent got between 80 and 90 and 15 percent got between 70 and 80 and rest of the students got below 70 find the student below 70 and percentage also
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Answer: 36 students
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36 student and its percentage is 60%
process,=
add all percentange of student = 10% of 60+ 15% of 60 + 15% of 50 = 6+9+9= 24
total - student percentage shown
= 60-24 =36
36/60×100=60%
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