At a pie-eating contest, Stacy got through 11/12 of a pie before time was called; Lena finished just 7/12 of a pie. How much more pie did Stacy eat than Lena?
Write your answer as a fraction or as a whole or mixed number.
of a pie
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Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.

Write an equation for the function that includes the points (2,100)and (3,100)