3. Mindi forgot to pay her water bill of $79.45, and it is now 28days late. Below is the water department's late fee charges.1-10 Days Late$1.50 per day11-20 Days Late10-Day Late Fee+$2.00 per additional day21-30 Days Late10-Day Late Fee+20-Day Late Fee+$2.50 per additional dayHow much will Mindi owe if she pays her water bill today?

Respuesta :

The amount she was supopose to pay = $79.45

It's now 28 days late . The charges will be $2.50 per additional day. Therefore,

[tex]total\text{ additional fe}e=2.50\times28=\text{ \$70}[/tex]

The amount she will pay if she pays today will be

[tex]70+79.45=\text{ \$}149.45[/tex]