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Mathematics
Problem
The ‘less than’ cumulative frequency table for the marks obtained by 40 students is as follows. Marks less than (in %) : 10 20 30 Cumulative frequency : 4 18 32 How many students scored between 20 % and 30 % marks? a)
18
18
18
b)
32
32
32
c)
14
14
14
d)
8
8
8
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