Yes. Each term is 10 more than the previous term.
20 20 - 1978 2010-11-30 was released on: USA: 30 November 2010
40 (+20, -10, +30 ,-20)
The GCF of 11 and 44 is 11. The GCF of 20 and 30 is 10. The GCF of 5 and 11 is 1. The GCF of all of them is 1.
CMT Top 20 Countdown - 2001 2006-11-30 was released on: USA: 30 November 2006
19/20 minus 11/12 = 1/30
21/30 + 20/30 = 41/30 or 1 and 11/30
Jeopardy - 1984 30-20 was released on: USA: 11 October 2013
Jeopardy - 1984 11-20 was released on: USA: 30 September 1994
CMT Top 20 Countdown - 2001 CMT Top 20 Countdown 11-30 was released on: USA: 5 August 2011
30 over 20 as a mixed number in simplest form = 11/2
30