Along with listing at least two possible
shipping solutions, you need a complete explanation.
Be sure to include the problem solving strategy
you used as well in your explanation. Maybe
in this one, you used guess and check. If
so, be sure to state what your guesses were
and how you were able to narrow down to get
to the solution(s). If you made a chart or
a table, include that as well. Maybe you
found a pattern and worked with the pattern.
There are different strategies you could
have used for the problem and any of them
work perfectly fine, it is your explanation
of solving the problem and justifying your
answers that will give you the 4 points.
You can explain how there are more than
one possible solution a couple of ways. The
first way would be to substitute the numbers
of boxes you found and then solve to prove
that your two solutions meets the requirements
of the questions asked. Another way to prove
that there is more than one solution to this
problem is to show your work, your strategy,
and defend what you did.
Be sure your explanation is complete, specific,
and clear. The more complete your explanation
the more points you will receive. You want
all 4!