Needs help on Russian Roullete Math Problem?

Basically, 2 persons are playing russian roulette, each are given 1 live bullet out of 6 chances. The rule is they must shoot at the same time. 1. What is the probability of both of them to die at the first round? 2. What is the probability of either of them die while the other survive at the first round ? 3.... show more Basically, 2 persons are playing russian roulette, each are given 1 live bullet out of 6 chances. The rule is they must shoot at the same time.

1. What is the probability of both of them to die at the first round?
2. What is the probability of either of them die while the other survive at the first round ?
3. What is the probability of both of them survive the first round

Thank you in advance
2 answers 2