154k views
0 votes
Josephine can correct her students test papers in 10 hours, but if her teacher's assistant helps, it would take them 6 hours. How long would it take for the assistant to do it alone?

2 Answers

2 votes

Answer:

4 Hours

Explanation:

User Doboy
by
8.3k points
3 votes

Answer:

7hours and 30minutes

Explanation:

User Keyonna
by
9.5k points