1, because November is a month
About 139 months until November 2021.
9 months
April comes 5 months after November of the preceding year. There are four months between those months: December, January, February and March.
17
Eight months.
about 25 months
November is the 8th month following March, i.e. between March 1 and November 1 is 8 months.
There are 2 months November and December
Three. February, November, and December
31 months and one day.
In 2015, there are 4 months that have 5 Sundays. These months are March, May, August, and November.
January follows September by 4 months. There are three intervening months: October, November and December.