Mrs. Reeds collects rocks. Each rock in her collection weighs about 4 ounces. Her collection weighs about 12 pounds in all. About how many rocks are in her collection?

HURRY I'M TIMED! What kind of dot would be appropriate for the graph of the inequality t ≤ - 3? open closed

Problem Page A jar holds 414 cups of water. How much is this in fluid ounces?

Allison went back to school shopping with her three children. The first child needed three notebooks, four pencils, and two pens for a total of $5.45. The second child needed 5 notebooks, two pencils, and three pens totaling $7.80.

Which expression is equivalent to - 1/4x+1/2? A. 1/4 (-x+1/2) B. - 1/4 (x+2) C. - 1/4 (-x+1/2) D. 1/4 (-x+2)

In an eight-hour day, Isabel can produce 15 pounds of taffy or 3 pounds of chocolate chip cookies. In an eight-hour day, Ramona can produce 6 pounds of taffy or 6 pounds of chocolate chip cookies.

in a school 60% of the total number of student are boys. if the number of girl is 500, how many student are there in the class

What is the answer to this equation? : 6 (1R + 5) + 3R =

The adult hummingbird weights 0.056 ounces. This is three times lighter than the worlds largest butterfly. How much does the butterfly weigh? Express your answer in scientific notation

It takes 36 minutes for 7 people to paint 4walls. How many minutes does it take 9 people to paint 7 walls?

The sales of digital cameras (in millions of units) in year t is given by the function f (t) = 3.06t + 6.84 (0 ≤ t ≤ 3) where t = 0 corresponds to the end of 2001.