Question

please answer the above question

Answer 1

Total percentage of students failed in English=36%
Total percentage of students failed in Physics=28%
who failed in both = 12%

so total percentage failed English and Physics = 36+28-12
=52
so passed percentage = 100-52
=48% [i] Answer


failed students = 208

ie let x be total students
then 52/100 x = 208 [ 52% failed]

x = 208 x 100 /52
x=400

total appeared = 400 students

Answer 2

i) 48percentage ii) 400