Crossword clues for Not 1-Down 5 letters:RATIO4:1 or 1:5, e.g.ERROR1 + 1 = 3, for exampleSCENEAct 1, __ 1FLUKE1 in a 1,000,000 occurenceSINESIn mathematics, they're never more than 1 or less than minus 1.CLUES1-Across and 1-Down, e.g.SCALE1"=1', e.g.EVENSRoulette bets with nearly 1:1 oddsVERSEGenesis 1:1, for oneRATIO1:1,000,000, for exampleISSUEVolume 1, Number 1, for oneSCALE1 inch = 1 mile, e.g.RATIO1:1, for oneBASICLike the math problem 1 + 1HELLONo. 1 single of 1984 or 2015HOSTSSee 1-acrossHANOICapital celebrating its 1,000th anniversary in 2010ANGIE1973 Rolling Stones No. 1 hitTITANNickname given to Mahler's Symphony No. 1SISQODru Hill singer who had a #1 solo hit with "Incomplete"HEAVEEveryone push on three; 1, 2, 3!COTTASee 1-DownDIANA1988 #1 Michael Jackson hit "Dirty ___"CAIROCity of 1,000 minaretsALCANA section of it is also known as Yukon Highway 1AFLATElgar's "Symphony No. 1 in ___ Major"ABCDEQuestion 1 on the testSTAIROne of 1,576 in the Empire State BuildingADELEArtist with the #1 and #2 best-selling albums of the 2010sTENTHLowest point-earning position in a Formula 1 raceARGONAbout 1% of the atmosphereSCALE1 to 10, perhapsBOYLESee 1-AcrossDEMME1-Across director JonathanDEUCE1-Down predecessorBLEEP1-Down substituteONPOPSee 1-DownGIBBSGeorgia with the 1952 #1 hit "Kiss of Fire"MARESSeas, to 1 DownDROVEUsed a 1-woodRAHALFormula 1 racer BobbyGILESSt. ___, Feast day 1 SeptemberNAFTAIt took effect on January 1, 1994SCALE1 to 10, oftenTURNSCrucial moments in Formula 1LIBRAOctober 1 babyMSDOS___ Mobile (Microsoft operating system announced on April 1, 2015)STEALThis puzzle is a rip off!! I paid $1 and got at most one hour of entertaintmetNAMIBDesert stretching 1,200 miles from the Curoca river to South AfricaHENNARed dye no. 1?