
Respuesta :
Store A
80$. 100%
X$. 80%
X=80•80/100
X=$64
Store B
100$ 100%
X$. 60%
X=100•60/100
X=$60
You should buy from store B, it would safe you 4$.
80$. 100%
X$. 80%
X=80•80/100
X=$64
Store B
100$ 100%
X$. 60%
X=100•60/100
X=$60
You should buy from store B, it would safe you 4$.