John Smith experiences an 8-hour noise dose of 120% by spending four hours in Room #1 with a known noise level of 92 dBA and another four hours in Room #2 with an unknown noise level. What is the noise level in Room #2? What should the noise level be in Room #2 for John Smith to remain within OSHA compliance? Given that Room #2 has 2 identical machines, how many of these need to be removed to achieve OSHA compliance?