Răspuns:
26x/100=156
26x=156·100
x=15600:26
x=600 km are drumul
600-156=444 km mai are de parcurs
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52x/100=182
52x=182·100
x=18200:52
x=350 arme sunt in depozit
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43/100 din 64=43/100·64=43·64:100=27,52 ieftenirea
64-27,52=36,48 costa bicicleta
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2560.................100%
x...........................103%
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x=103·2560:100=2636,8 costa barca cu motor
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100%.................349
120%.......................x
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x=12·349:100=418,8 lei
