A chemist needs 9 liters of a 50% solution all she has is a 20% and 50% solution. How much of each does she need?

Which item has a unit rate of $6.50? caps: 4 for $25.00 posters: 3 for $20.25 tote bag: 4 for $30.00 T-shirts: 5 for $32.50

Andrea put 2 quarts of water and 1/2 cups of lemon juice in a pitcher how many total cupsof liquid are in a pitcher

Solve for x. 23 (x-7) = - 2 Enter your answer in the box.

50 is 40% of what number?

Simplify (6/x+2) (x^2-4/x-2)

Which of the following will form the composite function G (F (x)) shown below? G (F (x)) = 5 (x-7) squared-4 A. F (x) = (x-7) square and G (x) = - 4 B. F (x) = xsquared-4 and G (x) = x-7 C. F (x) = x-7 and G (x) = 5xsquared-4 D.

Morganville and Newton are 24 miles apart on a map the two cities are 3 inches apart what is the map scale?

Find the equation for a line with a slope of 7 and y-intercept of - 4

What is 5/8 of 10 pounds?

That haircut. Ugly Madison is making a placemat she divided into 6 equal parts to color what is the name of the part