Select the correct answer. How many years (approx. ) will it take $6,000 to amount to $8,000 if it is invested at an annual rate of 9. 0% compounded continuously? a. 23 years b. 3 years c. 9 years d. 2 years e. 42 years.

Afish fossil is found in a rock. a foot bone and tooth are found in an older layer of the same rock. what can scientists learn from the rock? a) the area changed from land to water. b) the area changed from water to land. c) the area has always been land. d) the area was once an ocean.