Ali swam 0.5 squared kilometers in January and 0.3 cubed kilometers in February. What is the total distance he swam for both months? 1.9 kilometers 0.277 kilometers 0.727 kilometers 0.8 kilometers

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?

What properties allow transformation to be used as a problem solving tool

Multiply. write your answer in simplest form. 3/8 x 5/7