What would be the best way to format a time range?

1) Use an en-dash with no spaces on either side of it. Example: 9–10 a.m. 2) Use the “from X to Y” format. Example: from 9 to 10 a.m.

1. What is the best date format?

What is the best date format?

In America, the date is formally written in month/day/year form. Thus, “January 1, 2011” is widely considered to be correct. In formal usage, it is not appropriate to omit the year, or to use a purely numerical form of the date.