For the data given below:
Marks obtained no.of students
Below 10 5
Below 20 16

For the data given below:
Marks obtained no.of students
Below 10 5
Below 20 16
Below 30 28
Below 40 42
Below 50 72

if x is the class mark of the modal class and y is the upper limit of the median class, then the value of
(2x+y) is

A. 95
B. 135
C. 135
D. 125​