is -.65 a rational or irrational number and why?

Aflower has 26 chromosomes. to create a new flower,how many would a sperm cell have what is called?

Hell . what are the solutions to `10x^2 - 38x - 8 = 0`? is this when i find the factors and use the numbers within the factors to determine the zeros? i hope that made sense lol

Kira looked through online census information to determine the overage number of people living in the homes in her city what is true about kira's data collection?