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  • Activitats resoltes
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      Activitats resoltes
      Unitat 2. Matemàtiques financeres
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      ACTIVITATS RESOLTES

       
      Activitat resolta 4
      subtitulo

      Calcula l’índex de variació d’aquests augments o disminucions percentuals:​

      1. Augment del 6,1 %

      2. Augment del 32 %

      3. Descompte del 26,3 %

      4. Disminució del 5,33 %

       

       

       
      Activitat resolta 5
      subtitulo

      Durant la negociació de la compravenda d’un vehicle, el comprador aconsegueix un descompte del 15 %. En una segona trobada, aconsegueix un descompte posterior del 3 %, però assumeix el pagament de l’impost de matriculació, que suposa un augment en el preu del vehicle del 21 %. Si al final paga 9 976,45 €, quin era el preu inicial del cotxe?​

       

       

       
      Activitat resolta 6
      subtitulo

      Si es fa un dipòsit de 20 000 € a un 25 % d’interès simple anual. Quants anys han de passar per obtenir 30 000 €?​

       

       
      Activitat resolta 7
      subtitulo

      Es dipositen 8 000 € a un interès del 2,9 % compost anual:​

      1. En quina quantitat es convertiran al cap de quatre anys?
      2. Quants anys han d’estar dipositats per obtenir un muntant de 9 000 €?
      3. Respon els apartats a) i b) suposant una capitalització semestral.

      Activitats resoltes
      Unitat 2. Matemàtiques financeres
      Without background sound
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      Activitat resolta 8
      subtitulo

      A quina taxa d’interès anual simple s’han de dipositar 20 000 € per obtenir 50 000 € en sis anys?​

       

       

       
      Activitat resolta 9
      subtitulo

       La Maria necessita 120 000 € per obrir el seu negoci. Si anualment estalvia 2 700 € i els diposita en un banc al 4,3 % compost anual, quant de temps trigarà a obtenir el capital que desitja?​

       

       
      Activitat resolta 10
      subtitulo

      En Pere diposita 120 € al trimestre a la seva entitat bancària. Quants diners aconseguirà estalviar al cap de sis anys si el banc li ofereix un 5,2 % compost anual?​

       

       
      Activitat resolta 11
      subtitulo

      Una botiga de telefonia ofereix als clients un mòbil d’última generació per 750 € a pagar en 36 terminis mensuals amb un interès del 12 % compost anual.​

      1. Calcula la quota mensual i els interessos que s’han de pagar
      2. Quina és la TAE d’aquest producte?

       

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