Nina can ride her bike 63,360 ft in 3400 seconds and Sophia can ride her bike 10 miles in one hour what is Nina's rate in miles per hour if there are 5,280 ft in a mile? which girl bikes faster?​

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.