The population of lizards on one island is 4.05 million, and the population of lizards on another island is 2.1 million. what is the difference in the population of lizards on the two islands?

Prism m and pyramid n have the same base area and the same height. cylinder p and prism q have the same height and the same base perimeter. cone z has the same base area as cylinder y, but its height is three times the height of cylinder y. the figures and have the same volume.