In a survey of 3019 guests, the following question was asked: What is the first thing after checking into a hotel room? The results of the survey follow.

ActivityRespondentsAdjust the thermostat1028Turn on the TV735Unpack637Check out the free toiletries219Plug in rechargeable electronics90Find the gym20Other290

What is the probability that a person selected at random from the list of guests surveyed would, as a first activity, do the following? (Round your answers to three decimal places.)

(a) adjust the thermostat or plug in rechargeable electronics

(b) unpack or find the gym