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Respondido

5/2+1/5×3/5 a)81/40 b)90/20 c)1/20 d)53/20​

Resposta :

Albertriebengo

Vamos là.

5/2 + (1/5)(3/4) =

5/2 + 3/20 =

50/20 + 3/20 = 53/20 (D)

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