In the name carbon dioxide, the prefix of the second word indicates that a molecule of carbon dioxide contains
two carbon atoms.
two oxygen atoms.
a polyatomic ion.
an ionic bond.

Which equation is equivalent to the given expression? -(1/2y+1/4) a. -1/4(1+2y) b. 1/4(2y-1) c. -2(1/4y-1/8) d. 2(1/8-1/4y)

Acafeteria manager can choose from among six side dishes for the lunch menu: applesauce, broccoli, corn, dumplings, egg rolls, or french fries. he used a computer program to randomly select three dishes for monday's lunch. what is the theoretical probability the applesauce and broccoli will both be offered monday?

Mason bought 8 1/4 feet of wire. he cut off a piece of wire 3 5/12 feet long and used it for his science project. how much wire did mason have left?