Respuesta :

A.) Plan A: 40+40=0.80$

Plan B: 50+38=0.88$

Plan B offers the better deal

B.) Plan A: 40+(40·3)=1.60$

Plan B: 50+(38·3)=1.64$

Plan B offers the better deal

C.) Plan A: 40+(40·5)=2.40$

Plan B: 50+(38·5)=2.40$

They offer the same?

D.) Plan A: 40+(40·6)=2.80+.35=3.15$

Plan B: 50+(38·6)=2.78+.31=3.09$

This one confuses me..