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The Average Average Height Of A Good Is 142 Cm The
height
is 138 Cm. What Is The Height Of The Other Girls?
Jawaban: #1: Jawab:
Penjelasan dengan langkah-langkah:
Diketahui :
Rata-rata tinggi perempuan = 142 cm
x₁ = tinggi perempuan pertama = 138 cm
Ditanya : x₂
Jawab :
Rata-rata
=> (x₁ + x₂ ) / 2 = 142
=> (138 + x₂ ) = 2 * 142 = 284
=> x₂ = 284 - 138 = 146 cm
Tinggi perempuan kedua = 146 cm
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