An anthropologist finds bone that her instruments measure it as 0.369% of the amount of carbon-14 the bones would have contained when the person was alive. how long ago did the person die?
the half life of carbon 14 is 5,730 years.

How can the correlation in the scatter plot graph below best be described? positive correlation negative correlation both positive and negative no correlation

An initial investment of $100 is now valued at $150. the annual interest rate is 5%, compounded continuously. the equation 100e0.05t = 150 represents the situation, where t is the number of years the money has been invested. about how long has the money been invested? use your calculator and round to the nearest whole number. years

One file clerk can file 10 folders per minute. a second file clerk can file 11 folders per minute. how many minutes would the two clerks together take to file 672 folders?