Melkon travels 8/11 miles to the grocery store. Tamar travels 12 miles to the grocery store. Write the ratio of the distance Tamar travels to the distance Melkon travels as a fraction in simplest form. Write the ratio of the distance Melkon travels to the distance Tamar travels as a fraction in simplest form.

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 ordered pair (c,d) is a solution to the given system of linear equations- c+2d=13 -9c-4d=-15

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.