Respuesta :
Answer:
20 good answers, 5 bad.
Step-by-step explanation:
100% - 25 questions
80% - x (correct answers)
x = [tex]\frac{80*25}{100} = 20[/tex]
25 - x = 25 - 20 = 5 bad answers
Answer:
20 good answers, 5 bad.
Step-by-step explanation:
100% - 25 questions
80% - x (correct answers)
x = [tex]\frac{80*25}{100} = 20[/tex]
25 - x = 25 - 20 = 5 bad answers