Slove.
-5 3/4 - 3 1/2 =
A. -9 1/4
B. -2 1/4
C. -8 2/3
D. 2 1/4

The triangles in the diagram are congruent. if mzf = 40°, mza = 80°, and mzg = 60°, what is mzb?

Acertain drug is made from only two ingredients: compound a and compound b. there are 3 millimeters of compound a used for every 4 millimeters of compound b. if a chemist wants to make 693 milliliters of the drug, how many milliliters of compound a are needed?

Lynn says that the product of 4/5 and 5/2 is greater than 4/5.which statement is true?