Question 408190
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Hi
12 units
Let x and (12-x) represent 2 and 1 bedroom apt respectively
Question states***
 $450x + $360(12-x) = $4950
Solving for x
   90x = 4950 - 360*12
   90x = 630   x = 7, number of 2 BR.  5 the number of 1 BR.  (12-7)
CHECKING our Answer***
  7*$450 + 5*$360 = $4950