Respuesta :
Answer:
1 6/10 minute
Step-by-step explanation:
Simple subtraction, 5-4=1, 7-1=6, so therefore, Chris swam faster by 1 6/10 minutes.
Answer:
1 6/10 minute
Step-by-step explanation:
Simple subtraction, 5-4=1, 7-1=6, so therefore, Chris swam faster by 1 6/10 minutes.