Given an exponential distribution with A = 30, what is the probability that the arrival time is

Question:

Given an exponential with A = 30, what is the probability that the arrival time is
a. Less than X = 0.1?
b. Greater than X = 0.1?
c. Between X = 0.1 and X = 0.2?
d. Less than X = 0.1 or greater than X = 0.2? 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...