Answer:
$14722.14
Explanation:
We are given that
In 2015
The value of jewel=$17500
Rate of appreciation, r=2.5%
We have to find the initial value of the jewel when it was first bought.
Time, n=7 years
Final value=

Using the formula



Initial value=$14722.14
Hence, the the initial value of the jewel when it was first bought=$14722.14