A ship leaves NY for San Fransisco on the first of every month at noon. At the same time, a ship leaves San Fransisco for NY. Each ship arrives exactly 6 months after it leaves. If you were on a ship from NY, how many ships from San Fransisco would you meet?

Answer 1

I meet all the ones that left during the 6 months before I left plus all the ones that left during my trip so about 12