Respuesta :

Laura: 124 seconds is 2 minutes and 4 seconds.

Louis: 2.4 minutes is 2 minutes and 24 seconds (0.4 minute is 24 seconds)

So, the difference between the times is 20 seconds. Laura was 20 seconds faster.

Answer:

20 sec

Step-by-step explanation:

2.4 in = 144 sec

124

144 - 124 = 20