Help anyone? Brainliest 5 stars and thanks if you are correct.

Four individuals pool money together to start a new business and agree to split the profits equally. n invests $6,000, x invests $2,000, y invests $8,000 and z invests $4,000. if the profits for the first month were $100,000, y receives than if the profits were divided in proportion to how much they invested.

Can someone me with these two circle theorem questions asap?

Use the quadratic function to predict f(x) if x equals 8. f(x) = 25x2 − 28x + 585