Answer:
The plan that shows the minimum amount of money she needs to contribute to her savings to have enough money to pay for her first year is;
Step-by-step explanation:
Given that the cost of attending the private university for 1 year is 15000.
![\text{ \$15,000}](https://img.qammunity.org/2023/formulas/mathematics/college/30szojf4hsmjkgrtgqmbck5lodjuw3jt98.png)
her family has promised to contributions 7000 each year.
![\text{ \$7,000}](https://img.qammunity.org/2023/formulas/mathematics/college/f1ebfrujta3fceuea1a4zdnunglszlxgri.png)
The remaining amount she need to save for each year is is;
![\begin{gathered} \text{ \$15,000 - \$7,000} \\ \text{ \$8,000} \end{gathered}](https://img.qammunity.org/2023/formulas/mathematics/college/ojwofrb3bsc87obj4wmdgipvv3twbsk53m.png)
To have enough money for her first year she needs to save up $8,000.
From the options let us find the saving plan that gives the minimum amount of $8,000.
$222.22 per month for 3 years;
![\begin{gathered} T=\text{ \$222.22}*12*3 \\ T=\text{ \$7999.92} \\ T\approx\text{ \$8,000} \end{gathered}](https://img.qammunity.org/2023/formulas/mathematics/college/5z8hfx6hpcuoz70mjnyp08q7nd6fhwrn7k.png)
Therefore, the plan that shows the minimum amount of money she needs to contribute to her savings to have enough money to pay for her first year is;