I thought they said they were cutting costs more, and thinking they might be able to get them down to 15k per unit. If so, then the math works on a unit price of $22.3k for 260 units.
That said, it may be that 25k is closer to reality than 20k, no way to calculate for certain. But it could also go the other way: What if the 'Remainder' was higher margin like 55% due to inclusion of maintenance? Then we could have this:
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