PepsiCo's North America CEO, Ram Krishnan.PepsiCo, Jakub Porzycki/NurPhoto via Getty ImagesPepsi's North America CEO Ram Krishnan says he's "super intentional" about how he spends his time.He told Fortune that he uses a pie chart to split his waking hours between five priorities.Every few months, he audits the split to see if he needs to "course correct."PepsiCo Beverages' North America CEO Ram Krishnan has a hack to fully maximize the 24 hours he has in a day.In an interview with Fortune's "Champion Mindset," released on Friday, Krishnan said that he color-codes his time using a pie chart, which he broadly divides into five categories.He told Fortune that this method helps him be "intentional" about how he spends his time."I, for an example, color code my time management," Krishnan told Fortune."I have four or five buckets about how I manage time," he added in the interview.