How many quarts of a 50% solution of acid must be added to 20 quarts of a 20% solution of acid to obtain a mixture containing a 40% solution of acid?

Micah solves a linear equation and concludes that x = 0 is the solution. his work is shown below. (1 – 3x) = 4(– + 2) 0 = x which statement is true about micah’s solution?

Which of the following answers is 7/9 simplified? 7/9 2/9 11/9 2/7

Which of the following is the correct ratio for converting kilograms to grams