3. between 1960 and 2000 world population increased by how many billions of people? answer all and i will give brainliest (i'm aware it's not mathematics but answer it )

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4

If the endpoints of the diameter of a circle are (8, 6) and (2,0), what is the standard form equation of the circle? a) (x + 5)2 + (y + 3)2 = 18 (x + 5)2 + (y + 3)2 = 3.72 (x - 5)2 + (y - 3)2 = 18 d) (x - 5)2 + (y - 3)2 = 32

How to simply and write the answer n a whole number