Răspuns:
a = 25% din 144
a = 25/100 × 144
a = 3600/100
a = 36
Coroana?
[tex]a = \frac{25}{100} \times 144 \\ \\ a = \frac{25 \times 144}{100} \\ \\ a= \frac{3600}{100} \\ \\ a= 36[/tex]
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