Your question is Probability of Success Within Two Attempts. Take a moment with it on the right.
Talk me through your thinking if you like. When you're confident, submit your answer and I'll grade it like a real screen (7/10 or better passes).
A basic probability question: If a transaction has a 90% success rate on the first attempt and an 80% success rate on the second attempt, what is the probability that a user successfully completes a transfer within two attempts?