Reed bought 25 bags of candy and divided the total number of red candies in the bags by the total pieces of candy in the bags. What kind of probability did Reed find? (classical or relative frequency).

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.