A researcher randomly selects 2 fish from among 8 fish in a tank and puts each of the 2 selected fish into different containers. How many ways can this be done?.

Which position did jackson take regarding the second national bank of the united states?

Driving on the highway can lead you to the hypnosis of a road, a condition of drowsiness or ignorance, you can avoid this condition

In the image, layer a is the topmost layer. layer c contains fossils from the precambrian era. layer b contains dinosaur fossils, and layer a contains fossils of mammals. which two statements are supported by this evidence? 1. mammals lived before the precambrian era. 2. dinosaurs and mammals existed in the precambrian era. 3. dinosaurs evolved after precambrian organisms. 4. precambrian organisms evolved after dinosaurs. 5. precambrian organisms were the first life-forms to become fossilized, according to this sample.