Question

In class 45% students are faild and 550 students are pass.. . what is the total students???

Answer 1

Answer:

1000 students

Step-by-step explanation:

45%=fail

x%=passs

100-45=55

55=550

550/55

10=1%

45%=450

450

450+550

1000 students

Answer 2

Step-by-step explanation:

let total strength be x

Total students are =100%

failed students=45%

so passed students=100-45%=55%

now, we know that

% of passed students=no. of passed students

so , 50%=550

50÷100* x=550

x=(550*100)/50

x=1100

total students=x=1100