Respuesta :

$3.15 I think... No promises haven't done normal math in a while.

I took 5.25 and divided it by 5 and got 1.05 and multiplied is by 3 and got $3.15
MichaelChunat
5.25/5=1.05
1.05(3)=3.15
$3.15 for 3 notebooks