Abathtub can hold 80 gallons of water. the faucet flows at a rate of 4 gallons per minute. what percentage of the tub will be filled after 6 minutes.

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?

Which expression is equivalent to (4 +6i)^2? ? -20 + 48i 8 + 12i 16 - 36i 20 + 48i

Which of the following can be used to explain a statement in a geometric proof?