A can do a piece of work in 8 h while B
alone can do it in 12 h. Both A and B
working together can finish the work
in :
(A) 10 h
(B)
(C) 5
(D)
Answers
Answered by
1
4.8 hours they will take combined
Answered by
1
Step-by-step explanation:
A= 8 hrs
B= 12 hrs
A&B working 2gether= A×B/A+B
=12×8/20
= 96/20
=4.8 hrs .....
Similar questions
Because average of Botha 8+12/2=10