Question

An electrician cuts always a 7.2inch long section of drywall to make repairs to the electrical system.He has several scraps of drywall he can use to repair the hole.Whats the lengths of drywall that is large enough to repair the hole?
Answers can be

7 2/3. 7 3/4. 7 5/21

Answer 1

7 5/21 I think that would be the one that can cover it but not have to much left. 


You might need a second opinion.