January 2019 2 69 Report
1) Z monet o nominale 2 euro ulozonych jedna na drugiej zbudowano wieze o wysokosci 19,8mm. Kazda moneta ma grubosc 2,2mm i wazy 8,5g.
Ile wazy taka wieza?
A.7,65 B.76,5g C.765g D.7650g
2) Zosia przygotowala deser z owocami. Rozne owoce zmieszala z jogurtem i otrzymala 75dag deseru ktorego 20% masy stanowil jogurt.
Ile dag owocow wykorzystala do deseru, prosze o obliczenia
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