SOLUTION: Arun completes a task in 8hrs . He arun and bala work together they can complete same task in 6hrs. How long will bala take to complete the same task working alone. A. 5 B. 6 C

Algebra ->  Test -> SOLUTION: Arun completes a task in 8hrs . He arun and bala work together they can complete same task in 6hrs. How long will bala take to complete the same task working alone. A. 5 B. 6 C      Log On


   



Question 857994: Arun completes a task in 8hrs . He arun and bala work together they can complete same task in 6hrs. How long will bala take to complete the same task working alone.
A. 5
B. 6
C. 8
D. 9

Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
How many are working together? two Arun and Bala?
If so then Arun does 3/4 (6/8)of the work in 6 hours which means that Bala does 1/4 (6/24) and would take 24 hours to do the task alone .
6/8+6/b=1
6/b=1/4
b=24
Something is wrong with the problem.