Two ants race across a table 76 cm long. One

travels at 5.2 cm/s and the other at 2 cm/s.
When the first one crosses the finish line,
how far behind is the second one?
Answer in units of cm.
Can you teach me how to do this plz?

1 answer

fast one takes t = 76/5.2 seconds
slow one goes d = 2(76/5.2)
so
76 - 2(76/5.2)