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Verified answer
Mapel : MatematikaBab : Barisan dan deret
bil 1 = n
bil 2 = n + 1
bil 3 = n + 2
n + n + 1 + n + 2 = 252
3n + 3 = 252
3n = 249
n = 83
n = 83
n + 2 = 83 + 2 = 85
n + n + 2 = 83 + 85 = 168
( B )