Eddie goes jogging every other day, lifts weights every third day, and swims every fourth day. if eddie begins all three activities on monday , how many days will it be before he does all three activities on the same day again?

(btw you're supposed to use lcm)

Harold wrote this equation to model the level of water in a pool over time. the variable x represents time in hours. f(x) = 3,500 - 225x which statements about the situation are true? check all that apply. the water level is rising. the water level is falling. the initial level of water in the pool was 3,500 units. the initial level of water in the pool was 225 units. the pool was empty after 14 hours. the water was 2,600 units high after 4 hours.