A. 3 units
b. 8 units
c. 13 units
d. 33units

Achemist has 200 ml of a 10% sucrose solution. she adds x ml of a 40% sucrose solution. the percent concentration, y, of the final mixture is given by the rational function: the chemist needs the concentration of the final mixture to be 30%. how many milliliters of the 40% solution should she add to the 10% solution to get this concentration?

This is about circle theorems. someone asap : (

Graph each quadratic function and identify its key characteristics. f(x) = x^2 - 2x - 3