Question

5. In the following distribution, the frequency of the class 30 - 40 is :
More than '0"
> 10
> 20
30
240
> S
Marks
No. of
Students
63
58
55
51
48
42
A 3
B. 4
C. 48
D. 51
.​

Answer 1

30 is the answer for this question