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Ex 9 b Ex 19 a,c Help Please Dau coronita

Ex 9 B Ex 19 Ac Help Please Dau Coronita class=
Ex 9 B Ex 19 Ac Help Please Dau Coronita class=

Răspuns :

0,75x10 =7,5 m creste bambusul in 10 zile
7,5 +0,65 = 8,15 m are bambusul dupa cele 10 zile
9)b)daca in 24de h creste≈0.75
10×24=240de ore
240h×0.75=1,8m
19)a)68.5×12.4+254.14⇒849.4+254.14=3151.336
c)4×25-72.18=100-72.18=27.82
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