The phrase "work out" has more than one
meaning. Both of them are useful, and
both of them are worth learning.
 |
| She's working out |
work out = exercise
Brian worked out for three hours yesterday.
Martha works out every day before work.
It can be used as a noun (workout)
Amanda's workout wasn't so hard.
Preparing for the triathlon was a very hard workout.
 |
| Can you work this one out? |
work out = figure out/solve
Matthew couldn't work out the solution to the problem.
Tracy and Peter were fighting, but everyone knew they would
work things out.
There is no noun in this usage.
