Solve problem. See EXAMPLE.
Pollution in a River Two chemical plants are polluting a river. If plant A produces a predetermined maximum amount of pollutant twice as fast as plant B, and together they produce the maximum pollutant in 26 hr, how long will it take plant B alone?
|
|
| Part of Job |
| Rate | Time | Accomplished |
Pollution from A | 26 | ||
Pollution from B |
| 26 |
|
EXAMPLE SOLVING A WORK RATE PROBLEM
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