Respuesta :
Answer:
40
Step-by-step explanation:
39.5 rounds up to 40 which would be 40 whole seconds
Answer: 40
Step-by-step explanation:
To round a number to the nearest whole, you need to look at the tenths. Five or more means you round up. Therefore you need to round up since you have 39.51. That would be 40 seconds because 39 is closer to 40 than 38.
