Respuesta :

DᴀʀᴋPᴀʀᴀᴅᴏx

[tex] \large \mathfrak{Solution : }[/tex]

According to formula :

[tex] \boxed{ \boxed{simple \: \: interest = \frac{p \times r \times t}{100} }}[/tex]

  • [tex]6720 = \dfrac{12000 \times 8 \times t}{100} [/tex]

  • [tex]6720 = 120 \times 8 \times t[/tex]

  • [tex]t = \dfrac{6720}{120 \times 8} [/tex]

  • [tex]t = 7\: \: years[/tex]

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