SOLUTION: If John completes 5 tasks in 15 minutes and Bob completes 5 tasks in 35 minutes, how long will it take them to complete 5 tasks if they work together?
Algebra ->
Rate-of-work-word-problems
-> SOLUTION: If John completes 5 tasks in 15 minutes and Bob completes 5 tasks in 35 minutes, how long will it take them to complete 5 tasks if they work together?
Log On
Question 768615: If John completes 5 tasks in 15 minutes and Bob completes 5 tasks in 35 minutes, how long will it take them to complete 5 tasks if they work together? Answer by oscargut(2103) (Show Source):