The answer would be C, oxygen because there was not a sufficient amount.
8 x 64
=64 x 2 x 4
=128 x 2 x 2
=256 x 2
=512
Answer:
the answer would be A.
Step-by-step explanation:
because the number of books(n) times 2, because they have twice the number of books divided hy fifteen so fifteen is below the line. im bad at explaning trust me
