Question 1100918
.
<pre>
15 minutes = {{{1/4}}} of an hour.


Distance = speed*time = {{{k*(1/4)}}}  = {{{(1/4)*k}}} = 0.25*k miles.


<U>Answer</U>.  The distance under the question  0.25*k miles, assuming that 0.25*k <= m.  If not, then that distance is m miles.
</pre>