can some one please just slove why omer is wrong please

Answer:
should be 1 out of 5 people fail
there's 20 people but four failed so 20 divided by 4 is 5
so one out of five
Answer:
1 out of 5
Step-by-step explanation:
there is 20 students and 4 of them failed so if we do 20÷4= 5 so it would be 1 out of 5. hope this helps