Question

Un prisacar are de 4 ori mai multa miere de tei decit miere de hrisca.Miere de hrisca are cu 840 mai putina decit mierea de tei.Cite kg de miere de fiecare fel are prisacarul?

Answer 1

mt=> miere de tei
mh=> miere de hrisca
......si avem: .............


mt=mh*4
mh=mt-840....=> mt-mh=840
------------------
mt=?; mh=?

mt=4mh...=>
4mh-mh= 840
3mh=840
mh=840:3
mh=280 kg. miere de hrisca

mt=mh*4
mt=280*4
mt=1120 kg. miere de tei
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Verificare

mh=mt-840
mh=1120-840
mh=280 kg.miere hrisca

mt=mh*4
mt=280*4
mt=1120 kg. miere de tei