How much bigger is the radius of the big circle vs the radius of the small one.

If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80

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

The equation of a parabola is given. y=18x2+4x+20 what are the coordinates of the focus of the parabola?