The sum of the prime numbers less than 8 and is equal to 17 what is the sum of the prime numbers

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?

Find the equation using the point (4,8)

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?