Sounds like it doesn't much matter...maybe they're just setting you up for decreases to work out evenly later on or for a pattern stitch to work out?
Maybe just do 1 about a third of the way, then 2/3 of the way across?
OTN: Merino Stripes Curved V-Neck Vest, Counterpane Preemie Blankie (3 squares done!), Baby Bunting in Brioche Stitch, 2 Twice-Knit Snuggles, 3-D Honeycomb Snuggle, Cat Sweater, Preemie Beenie
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