Question

Intr-un butoi erau 8L de vin,iar in altul de 2 ori mai putin.Din primul butoi se consuma a opta parte,iar in al doilea se consuma a patra parte(un sfert).Cati L de vin sunt acumin cele 2 butoaie?

Answer 1

 [tex]Dup\u{a}\;consum\;r\u{a}m\^ane:\\butoiul\,I\;\;\;\;...\;8\cdot\frac{1}{8}=1\; litru\;;\\ butoiul\,II\;\;...\;(8:2)\cdot\frac{1}{4}=4\,litrii\,\cdot\frac{1}{4}=1\,litru\;;\\ In\;cele\;doua\;butoaie\; a \;ramas\\(8-1)+(4-1)=7+3=10 \;litrii\;de\;vin[/tex]