The number seven appears everywhere in the Bible...and a bunch of religious traditions too. Why is the number seven sacred?

José Caballero is set to become the first player in Tampa Bay Rays history to wear No. 77 after agreeing to give No. 7 to new ...

“With some exceptions, the Arabics take the idea of the void as their ground. That is, the light we do see almost always seems to be set against darkness, or occasionally against white, these ...

So you need to break it down further and think about the Roman numerals you can choose from. 70 can be partitioned into 50 and two 10s. 7 can be partitioned further into 5 and two 1s. These values ...