Question 465653
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Hi,
Let x, (x+2), (2x+2 - 6) represent Betty's, Carl's and Amy's points respectively
Question states***
 x + (x+2) + (2x -4) = 110
Solving for x
     4x = 112
      x = 28, Betty's points. Carl 30Pts and Amy 52Pts
CHECKING our Answer***
   28 + 30 + 52 = 110

In reply to Your response
Let x, 2x and 3x represent those angles
   6x = 180
    x = 30    Angles are 30,60,90