Which information is not necessary to solve this problem?

a store sold 150 crates of cereal. it takes 50 boxes to fill a crate. each box contains 22 ounces of bran flakes. the store sold each box for $4.

how much money did the store make selling cereal?

a.
there are 22 ounces of bran flakes in each box.

b.
the store sold 150 crates of cereal.

c.
each crate has 50 boxes of cereal.

d.
the store made $4 on each box of cereal.