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70 kg= ?
25/70=200.000/x *dikalikan silang
25x = (70×200.000=14.000.000)
x = 14.000.000/25
x = 560.000
2.) 6 ton = 4truk
15 ton = ?
6/15= 4/x *dikalikan silang
6x= 60
x= 60:6
x= 10 truk