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Jawab:
Dita = 21/50 × 200 = 21 x 4 = 84
Fani = 0,21 x 200 = 21/100 x 200 = 21 x 2 = 42
Sari = 200 - Dita - Fani = 200 - 84 - 42 = 74 meter
Jawab:
15779/100 meter atau 157,79 meter
Penjelasan dengan langkah-langkah:
D + S + F = 200 -> S= 200-D-F
D= 21/50
F = (21/100)*200
S = ?
S= 200 - 42 - 21/100
S= (200.100/100) - (42*100/100) - (21/100)
S= 20000/100 - 4200/100 - 21/100
S= 15779/100
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