Answer:
30
Step-by-step explanation:
c hope this helps
8 hours
12/2= 6He grades 6 exams per hour48/6= 8it would take 8 hours to grade 48 examsBonus:it takes him 10 minutes to grade an exam. That doesnt matter for this question but it's good 2 know
Here's the solution ~
Therefore, the correct choice is A