If X has an exponential distribution with parameter l, derive a general expression for the (100p)th percentile

Question:

If X has an exponential with parameter l, derive a general expression for the (100p)th percentile of the Then specialize to obtain the median.
Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...