AJUTOR E TEST DAU 15 PUNCTE !!
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4
a)
[tex] \frac{2}{7} \times 63 = \frac{2 \times 63}{7} = \frac{126}{7} = 18[/tex]
b)
[tex] \frac{35}{100} \times 1200 = 35 \times 12 = 420[/tex]
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