How to find the greates common factor

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?

Write each fraction as an equivalent fraction with a denominator of 120then write the original fractions in order from samllest to largest

Adozen bananas weigh 3 pounds how many ounces does 1 banana weigh