Which fossil fuel, mineral, and gem are most widespread in the tropical north?

There are 4 red balls, 6 white balls, and 3 green balls in a bag. if one ball is drawn from the bag at random, what is the probability that it is not white?

Find the equation of the line passing through the point (–1, 5) and perpendicular to the line 3x + y = 4.

One of the main reasons societies settled along rivers in the neolithic era was because a) the village elders demanded it. b) the land there was more valuable. c) it was more safe and secure there. d) it provided irrigation for farming.