Who is correct Alex or sophia and why?​

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

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.

Im literally having a mental breakdown