Question 1122397
<pre>
               SPEED     TIME         DISTANCE

jimmy            24        5             d
 
maria            r                       d

difference                1
</pre>


Maria's speed r is to be found.  Maria's time is to be found.

The distance they each traveled, {{{24*5=120}}} kilometers.



<pre>
               SPEED     TIME         DISTANCE

jimmy            24        5            120
 
maria            r        6             120

difference                1
</pre>

Since the time difference had to be 1 hour as given, Maria going slower, had to travel for MORE time;  6 hours.


Her average speed:

{{{120/6}}}

{{{60/3}}}

{{{highlight(r=20)}}}----------kilometers per hour, Maria