When Sebastian left his house in the morning, his cell phone

Last updated: 7/17/2022

When Sebastian left his house in the morning, his cell phone battery was partially charged. Let B represent the charge remaining in Sebastian's battery, as a percentage, t hours since Sebastian left his house. The table below has select values showing the linear relationship between t and B. Determine how much battery life Sebastian's phone would have 4 hours after leaving his house.