Assume there is a 10% probability of the pipeline leaking, with an expected liability of $3.2 billion which will be deducted from total profit. There…

Assume there is a 10% probability of the pipeline leaking, with an expected liability of $3.2 billion which will be deducted from total profit. There is a 90% probability the pipeline will not leak. Determine the expected return on this investment, as well as the variance. What are the steps to finding the expected return and variance?