There are 15 books on a shelf. 9 of these books are new. (a) What is the ratio of new books to used books? (b) What is the ratio of used books to all books?

Write a + - x or : sign in each box to make the equation true 7 18 45 3 2 = 139

Simplify 3 + 3/4x - 3 - 2/12x Show All The Steps you took to solve the problem

Pearl deposited $60 into a savings account for which interest is compounded monthly. according to the rule of 72, what interest rate will cause her money to double in approximately 33 years?

Melissa, Sam, and Deshaun sent a total of 54 text messages. Sam sent 2 times as many messages as Deshaun. Melissa sent 6 fewer messages than Deshaun. How many messages did they each send?

Budgeting for home maintenance early can save money in the long run. Why save early compared to later, especially if the home is new? a.

Which number is missing in the last step? - 200 - 25 25 200

I have a Math Quiz for You Mathmatizers! I have a 72" 2x4 with 2 cuts/3 pieces The 2nd piece is twice as long as the 1st piece, The 3rd piece is twice as long as the 2nd piece. How long is the 1st piece?

Simplify the expression. 3y^3-2[4y-y (y-3) ]-[2y (y+1) - 3y (y^2-1) ]

Write the 4th degree polynomial function shown by the graph. The factors of the polynomial functions are

Gavin's anemometer measures the wind speed at 44.14 kilometers per hour. 4 times the wind speed 5 hours ago. What was the wind speed 5 hours ago?