The first five players scored a total of 250 points because 5 x 50 = <<5*50=250>>250
There are 4 players left because 9 - 5 = <<9-5=4>>4
The 4 remaining players scored 20 points because 270 - 250 = 20
The 4 remaining players averaged 5 points because 20 / 4 = <<20/4=5>>5
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