Respuesta :

9.64/9.77-1 x-1= 0.01330603889 round to the nearest tenth 1.3%
$9.77 -$9.64 =0.130.13/9.64=x/100
cross n time(0.13*100)=9.64x    13/9.64 = x            1.35=x If I deserve medal then give me one.
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