Pls help ill give brainleist

Determine the quotient of the following expression. (15n^2-27n) / 3

What is the distance between (–2 1/2,-3) and (1, –3)?

Ajar contains a mixture of 20 black marbles, 16 red marbles, and 4 white marbles, all the same size. find the probability of drawing a white or red marble on the first draw. 125 12 01 next question ask for turn it in