A chemist wants to make a 10% solution of fertilizer. How much of a 5%
solution and of a 30% solution should the chemist mix to get 30 L of a 10%
solution?

Which of the following is correct interpretation of the expression -4+13

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.

Ron has 8 caps and 4 of his caps are blue. thes rest of his cap are red. how many of ron's caps are red