Memphis is a city found in Tennessee, The United States Of America. It is located 35.15 latitude and -90.05 longitude and it is situated at elevation 84 meters above sea level. Memphis has a population of 646,889 making it the biggest city in Tennessee. It operates on the CDT time zone.
It depends on how zero is used, adjective, noun, or verb. As a noun, zero is singular, zeros is plural. There is a zero in the comment bar. They could use ten zeros and it would still mean zero comment(s).
The collective noun number, when preceded by a, is treated as a plural: A number of solutions were suggested. When preceded by the, it is treated as a singular: The number of solutions offered was astounding. Other common collective nouns are class, crowd, flock, panel, committee, group, audience, staff, and family.