Question

It takes one examiner 56 hours to mark 90 exam papers.
How long should it take 7 examiners to mark 90 exam papers?
Please ! I need help on this one!!!!!

Answer 1

Step-by-step explanation:

one examiner = 56 hrs for all 90 papers

7examiners tells is that the time to mark it will be reduced meaning:

56hours/7 examiners is 8 hrs for all paper to be marked