What is the likelihood that the children in square 2 will have earlobes that are not attached?

One-third of the people from country a claim that they are from country b, and the rest admit they are from country a. one-fourth of the people from country claim that they are from country a, and the rest admit they are from country b. in a combined census of the two countries, one-half of the total claimed to be from a. what is the ratio of the populations of country a to that of country b.

Which statement most accurately describe why the division property of exponents does not apply to the expression (-8)^2/(-3)^4

Through non-collinear points there is exactly one plane.