Answer: None of the above
Step-by-step explanation: f the relative price of one unit of good y is 0.25 units of good z, it means that
![P_(y) = 0.25 * P_(z)](https://img.qammunity.org/2019/formulas/business/college/mo7by9xu9udixfcadnqzzw2lrtouv7itzc.png)
Out of the given options none satisfy this condition, for
a.
![P_(y) = 0.25 * P_(z)](https://img.qammunity.org/2019/formulas/business/college/mo7by9xu9udixfcadnqzzw2lrtouv7itzc.png)
![image](https://img.qammunity.org/2019/formulas/business/college/v181ormovjkmkxef3p8tiq8o1zcne57al3.png)
b.
![P_(y) = 0.25 * P_(z)](https://img.qammunity.org/2019/formulas/business/college/mo7by9xu9udixfcadnqzzw2lrtouv7itzc.png)
![image](https://img.qammunity.org/2019/formulas/business/college/p4b25t5o0yfi1p20lejb2unkrr5ar4yrgr.png)
c.
![P_(y) = 0.25 * P_(z)](https://img.qammunity.org/2019/formulas/business/college/mo7by9xu9udixfcadnqzzw2lrtouv7itzc.png)
![image](https://img.qammunity.org/2019/formulas/business/college/79ujw6vpzhnehfj3m3tfm1di00ekbj8yxu.png)
Therefore, none of the above options satisfy the relative price equation.