What’s the square root of 64 in simplest radical 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?

John bought 2 horses at rs 20000 each

What is the value of x in the following equation? -3x-2=2x+8