Check all answers that are more precise than a weight of 200 grams a) 480grams b) 1000grams c) 208grams d) 180grams

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?

How is working backward similar to solving an equation?

Select the graph of the solution. click until the correct graph appears. |x| = 3