Penjelasan dengan langkah-langkah: Rumus: --> B = N + T --> n + t = 100 --> 100T = Bt --> 100N = Bn
Kunci:
Bruto (B), Netto (N), Tara (T) n = nilai persen netto, t = nilai persen tara
2. Diketahui Bruto (B) = 80 kg, Netto (N) = 76 kg. Tentukan persen tara (t) --> 100T = Bt karena B = N + T, maka T = B - N --> 100(B-N) = Bt yang dicari t, maka --> t = (100(B-N))/B --> t = (100(80-76))/80 --> t = (10(4))/8 --> t = 10/2 --> t = 5 Persen tara = t % Persen tara = 5%
3. Diketahui Nilai persen tara (t) = 2 Netto (N) = 147 kg Ditanya bruto (B) --> B = N + T Karena 100T = Bt, maka T = Bt/100 --> B = N + (Bt/100) --> B = 147 + (B(2)/100) --> B = 147 + (B/50) --> B - (B/50) = 147 --> (50B/50) - (B/50) = 147 --> 49B/50 = 147 --> 49B = 50 × 147 --> 49B = 7350 --> B = 7350/49 --> B = 150 kg Bruto = 150 kg
Materi : Aritmatika Sosial
Soal Nomor 2
Bruto = 80 kg
Netto = 76 kg
Tara = 4 kg = 4/80 = 1/20 = 5%
Soal Nomor 3
Netto = 147 kg [ 100 - 2 = 98% ]
Tara = 2%
Bruto = 100/98 × 147 kg = 150 kg
Semoga bisa membantu
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Verified answer
Jawab:
2. Persen tara = 5%
3. Bruto = 150 kg
Penjelasan dengan langkah-langkah:
Rumus:
--> B = N + T
--> n + t = 100
--> 100T = Bt
--> 100N = Bn
Kunci:
Netto (N),
Tara (T)
n = nilai persen netto,
t = nilai persen tara
2. Diketahui
Bruto (B) = 80 kg, Netto (N) = 76 kg.
Tentukan persen tara (t)
--> 100T = Bt
karena B = N + T, maka T = B - N
--> 100(B-N) = Bt
yang dicari t, maka
--> t = (100(B-N))/B
--> t = (100(80-76))/80
--> t = (10(4))/8
--> t = 10/2
--> t = 5
Persen tara = t %
Persen tara = 5%
3. Diketahui
Nilai persen tara (t) = 2
Netto (N) = 147 kg
Ditanya bruto (B)
--> B = N + T
Karena 100T = Bt, maka T = Bt/100
--> B = N + (Bt/100)
--> B = 147 + (B(2)/100)
--> B = 147 + (B/50)
--> B - (B/50) = 147
--> (50B/50) - (B/50) = 147
--> 49B/50 = 147
--> 49B = 50 × 147
--> 49B = 7350
--> B = 7350/49
--> B = 150 kg
Bruto = 150 kg
(xcvi)