The half-life of carbon-14 is 5,730 years. Suppose a fossil is found with 30 percent as much of its carbon-14 as compared to a living sample. How old is the fossil? 2,899 years
9,955 years
28,993 years
996 years

Find the balance at the end of 4 years if 1000 is deposited at the rate of

What is 60.9643790503 to 5 decimal

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.