Show an equation and a solution. How much pure antifreeze must be added to 12 L of a 40% solution to obtain a 60% solution. (Remember that pure antifreeze is 100% = 1.)

Round 45.65747 to the nearest thousandths place

Grace cut 3 pieces of ribbon; each piece was 2/5 of a foot long. How many feet of ribbon does she have in all?

If a car is going 60 mph how far will it go in ana hour and a half

Two less than twice a number equals the opposite of the same number. Write an equation to represent this statement, then solve.

A CD usually sells for $13.00. If the CD is 20% off, and sales tax is 6%, what is the total price of the CD, including tax? A.$10.34 B.$11.02 C.$11.13 D.$11.18

What is 120 divided by 8?!

Let x represent the number of times you'd expect a three to be drawn out of a total of 260 draws. Using the ratio from part A, write a proportion you can use to solve for x.

A number written in expanded form is written as the sum

Find the product. (2n + 1) (2n - 1) (n + 5) 4n^3 + 20n2 - n - 5 4n^2 + 19n - 5 4n^3 + 19n^2 - 5 4n^3 + 20n^2 - 2n - 5

Scott took out a 72 - month loan for 42000 to put a new pool in his background. If the simple interest rate is 6.75% how much will he pay in total?