8) Darryl charges his phone midday, but it's taking longer than expected. After plugging it in, 2 hours later his phone is at 35%. Then 6 hours after
plugging it in he checks again and sees it is at 95%. Find the rate at which
Darryl's phone charges. *

You coordinate volunteers for litter cleanup in local parks. your spreadsheet lists drivers and the number of seat belts in each driver’s car. the spreadsheet calculates the number of drivers (d) and the total number of seat belts (s). you want to know the maximum number of volunteers, besides drivers, that can be transported to the park in a single trip given that each person must have a seat belt of their own.