The combined perimeter of the rectangle and triangle is 63 inches. The model shows the dimensions of the rectangle. What is the perimeter in inches of the triangle

Janet is mixing a 15% glucose solution with a 35% glucose solution. this mixture produces 35 liters of a 19% glucose solution. how many liters of the 15% solution is januet using in the mixture? a. 25 liters c. 28 liters b. 7 liters d. 10 liters

What adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top

How many quarts of a 50% solution of acid must be added to 20 quarts of a 20% solution of acid in order to get a 40% solution of acid?