The total amount he will pay back=$16290
Explanation:
Given, Phil had decided to take out a private loan for $9,000 where loan payment start as soon as the loan amount is deposited in his student account for 10 year. The interest rate is 8.1% .
P =$ 9,000 r = 8.1% and t = 10 years
Simple interest
Interest(I)
![= (P* r * t)/(100)](https://img.qammunity.org/2021/formulas/mathematics/middle-school/ziexmlot48zchbpjq0qfspj1xdcmohybv5.png)
![=\$(9000* 8.1 * 10)/(100)](https://img.qammunity.org/2021/formulas/mathematics/middle-school/t14pvewahkjjpb4e0k918st9c2ftgm4c7i.png)
![=\$ 7290](https://img.qammunity.org/2021/formulas/mathematics/middle-school/967dlvoaookwp2vhwi58a6sfvc3y7amokf.png)
The total amount he will pay back =$(7290 + 9,000)=$16290