How many minutes is 50 percent on a Macbook Air?

On a MacBook Air, 50 percent of the battery life can vary depending on the total capacity of the battery and usage. However, if you're asking about 50 percent of a specific time duration, for example, if the battery lasts 6 hours (360 minutes) when fully charged, then 50 percent would be 180 minutes. Always check your battery settings for the most accurate estimate.